Versuch, das Praktikum abzuschließen

Zwischenstand des Praktikums: index-Fkt muss noch angepasst werden!
2018-12-17 16:42:09 +01:00 · 2018-12-17 16:37:03 +01:00 · 2018-11-12 17:15:20 +01:00 · 2018-11-05 16:34:20 +01:00 · 2018-10-29 16:50:31 +01:00 · 2018-10-29 16:20:09 +01:00
399 changed files with 101277 additions and 1 deletions
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+    </entry>
+    <entry file="file://$PROJECT_DIR$/mEIM-Praktikum_Webentwicklung/Tag2_22.10.2018/Aufg4_VerwendungVonUnittest.py" />
+    <entry file="file://$PROJECT_DIR$/mEIM-Praktikum_Webentwicklung/Tag2_22.10.2018/Aufg2_Starthash.py">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="34">
+          <caret line="3" column="11" selection-start-line="3" selection-start-column="11" selection-end-line="3" selection-end-column="11" />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/mEIM-Praktikum_Webentwicklung/Tag2_22.10.2018/test_hashMod.py">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="221">
+          <caret line="13" column="18" selection-start-line="13" selection-start-column="18" selection-end-line="13" selection-end-column="18" />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/mEIM-Praktikum_Webentwicklung/Tag2_22.10.2018/krypto/hashes.py">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="170">
+          <caret line="10" column="14" selection-start-line="10" selection-start-column="14" selection-end-line="10" selection-end-column="14" />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/Django_Project/templates/posts/index.html">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="119">
+          <caret line="7" column="39" selection-start-line="7" selection-start-column="39" selection-end-line="7" selection-end-column="39" />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/Django_Project/posts/urls.py">
+      <provider selected="true" editor-type-id="text-editor" />
+    </entry>
+    <entry file="file://$PROJECT_DIR$/Django_Project/Django_Project/urls.py">
+      <provider selected="true" editor-type-id="text-editor" />
+    </entry>
+    <entry file="file://$PROJECT_DIR$/Django_Project/posts/views.py">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="102">
+          <caret line="7" selection-start-line="7" selection-end-line="7" />
+        </state>
+      </provider>
+    </entry>
+  </component>
+</project>
@@ -0,0 +1,32 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="PYTHON_MODULE" version="4">
+  <component name="FacetManager">
+    <facet type="django" name="Django">
+      <configuration>
+        <option name="rootFolder" value="$MODULE_DIR$" />
+        <option name="settingsModule" value="Django_Project/settings.py" />
+        <option name="manageScript" value="$MODULE_DIR$/manage.py" />
+        <option name="environment" value="&lt;map/&gt;" />
+        <option name="doNotUseTestRunner" value="false" />
+        <option name="trackFilePattern" value="migrations" />
+      </configuration>
+    </facet>
+  </component>
+  <component name="NewModuleRootManager">
+    <content url="file://$MODULE_DIR$" />
+    <orderEntry type="jdk" jdkName="Python 3.7" jdkType="Python SDK" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+  <component name="TemplatesService">
+    <option name="TEMPLATE_CONFIGURATION" value="Django" />
+    <option name="TEMPLATE_FOLDERS">
+      <list>
+        <option value="$MODULE_DIR$/../Django_Project\templates" />
+      </list>
+    </option>
+  </component>
+  <component name="TestRunnerService">
+    <option name="projectConfiguration" value="pytest" />
+    <option name="PROJECT_TEST_RUNNER" value="py.test" />
+  </component>
+</module>
@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="DataSourceManagerImpl" format="xml" multifile-model="true">
+    <data-source source="LOCAL" name="db" uuid="94a4927f-b35a-45fd-a978-43c8801f2dcf">
+      <driver-ref>sqlite.xerial</driver-ref>
+      <synchronize>true</synchronize>
+      <jdbc-driver>org.sqlite.JDBC</jdbc-driver>
+      <jdbc-url>jdbc:sqlite:C:\JONKA\Uni\7. Semester (Medizintechnik OHM Nürnberg)\Repo_fuer_mEIM_Semester7\Django_Project\db.sqlite3</jdbc-url>
+      <driver-properties>
+        <property name="enable_load_extension" value="true" />
+      </driver-properties>
+      <libraries>
+        <library>
+          <url>file://$APPLICATION_CONFIG_DIR$/jdbc-drivers/Xerial SQLiteJDBC/3.25.1/license.txt</url>
+        </library>
+        <library>
+          <url>file://$APPLICATION_CONFIG_DIR$/jdbc-drivers/Xerial SQLiteJDBC/3.25.1/sqlite-jdbc-3.25.1.jar</url>
+        </library>
+      </libraries>
+    </data-source>
+  </component>
+</project>
@@ -0,0 +1,514 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<dataSource name="db">
+  <database-model serializer="dbm" rdbms="SQLITE" format-version="4.11">
+    <root id="1">
+      <ServerVersion>3.25.1</ServerVersion>
+    </root>
+    <schema id="2" parent="1" name="main">
+      <Current>1</Current>
+      <Visible>1</Visible>
+    </schema>
+    <collation id="3" parent="1" name="BINARY"/>
+    <collation id="4" parent="1" name="NOCASE"/>
+    <collation id="5" parent="1" name="RTRIM"/>
+    <table id="6" parent="2" name="auth_group"/>
+    <table id="7" parent="2" name="auth_group_permissions"/>
+    <table id="8" parent="2" name="auth_permission"/>
+    <table id="9" parent="2" name="auth_user"/>
+    <table id="10" parent="2" name="auth_user_groups"/>
+    <table id="11" parent="2" name="auth_user_user_permissions"/>
+    <table id="12" parent="2" name="django_admin_log"/>
+    <table id="13" parent="2" name="django_content_type"/>
+    <table id="14" parent="2" name="django_migrations"/>
+    <table id="15" parent="2" name="django_session"/>
+    <table id="16" parent="2" name="posts_notice"/>
+    <table id="17" parent="2" name="sqlite_master">
+      <System>1</System>
+    </table>
+    <table id="18" parent="2" name="sqlite_sequence">
+      <System>1</System>
+    </table>
+    <column id="19" parent="6" name="id">
+      <Position>1</Position>
+      <DataType>integer|0s</DataType>
+      <NotNull>1</NotNull>
+      <SequenceIdentity>1</SequenceIdentity>
+    </column>
+    <column id="20" parent="6" name="name">
+      <Position>2</Position>
+      <DataType>varchar(80)|0s</DataType>
+      <NotNull>1</NotNull>
+    </column>
+    <index id="21" parent="6" name="sqlite_autoindex_auth_group_1">
+      <NameSurrogate>1</NameSurrogate>
+      <ColNames>name</ColNames>
+      <ColumnCollations></ColumnCollations>
+      <Unique>1</Unique>
+    </index>
+    <key id="22" parent="6">
+      <ColNames>id</ColNames>
+      <Primary>1</Primary>
+    </key>
+    <key id="23" parent="6">
+      <ColNames>name</ColNames>
+      <UnderlyingIndexName>sqlite_autoindex_auth_group_1</UnderlyingIndexName>
+    </key>
+    <column id="24" parent="7" name="id">
+      <Position>1</Position>
+      <DataType>integer|0s</DataType>
+      <NotNull>1</NotNull>
+      <SequenceIdentity>1</SequenceIdentity>
+    </column>
+    <column id="25" parent="7" name="group_id">
+      <Position>2</Position>
+      <DataType>integer|0s</DataType>
+      <NotNull>1</NotNull>
+    </column>
+    <column id="26" parent="7" name="permission_id">
+      <Position>3</Position>
+      <DataType>integer|0s</DataType>
+      <NotNull>1</NotNull>
+    </column>
+    <index id="27" parent="7" name="auth_group_permissions_group_id_permission_id_0cd325b0_uniq">
+      <ColNames>group_id
+permission_id</ColNames>
+      <ColumnCollations></ColumnCollations>
+      <Unique>1</Unique>
+    </index>
+    <index id="28" parent="7" name="auth_group_permissions_group_id_b120cbf9">
+      <ColNames>group_id</ColNames>
+      <ColumnCollations></ColumnCollations>
+    </index>
+    <index id="29" parent="7" name="auth_group_permissions_permission_id_84c5c92e">
+      <ColNames>permission_id</ColNames>
+      <ColumnCollations></ColumnCollations>
+    </index>
+    <key id="30" parent="7">
+      <ColNames>id</ColNames>
+      <Primary>1</Primary>
+    </key>
+    <foreign-key id="31" parent="7">
+      <ColNames>group_id</ColNames>
+      <RefTableName>auth_group</RefTableName>
+      <RefColNames>id</RefColNames>
+      <Deferrable>1</Deferrable>
+      <InitiallyDeferred>1</InitiallyDeferred>
+    </foreign-key>
+    <foreign-key id="32" parent="7">
+      <ColNames>permission_id</ColNames>
+      <RefTableName>auth_permission</RefTableName>
+      <RefColNames>id</RefColNames>
+      <Deferrable>1</Deferrable>
+      <InitiallyDeferred>1</InitiallyDeferred>
+    </foreign-key>
+    <column id="33" parent="8" name="id">
+      <Position>1</Position>
+      <DataType>integer|0s</DataType>
+      <NotNull>1</NotNull>
+      <SequenceIdentity>1</SequenceIdentity>
+    </column>
+    <column id="34" parent="8" name="content_type_id">
+      <Position>2</Position>
+      <DataType>integer|0s</DataType>
+      <NotNull>1</NotNull>
+    </column>
+    <column id="35" parent="8" name="codename">
+      <Position>3</Position>
+      <DataType>varchar(100)|0s</DataType>
+      <NotNull>1</NotNull>
+    </column>
+    <column id="36" parent="8" name="name">
+      <Position>4</Position>
+      <DataType>varchar(255)|0s</DataType>
+      <NotNull>1</NotNull>
+    </column>
+    <index id="37" parent="8" name="auth_permission_content_type_id_codename_01ab375a_uniq">
+      <ColNames>content_type_id
+codename</ColNames>
+      <ColumnCollations></ColumnCollations>
+      <Unique>1</Unique>
+    </index>
+    <index id="38" parent="8" name="auth_permission_content_type_id_2f476e4b">
+      <ColNames>content_type_id</ColNames>
+      <ColumnCollations></ColumnCollations>
+    </index>
+    <key id="39" parent="8">
+      <ColNames>id</ColNames>
+      <Primary>1</Primary>
+    </key>
+    <foreign-key id="40" parent="8">
+      <ColNames>content_type_id</ColNames>
+      <RefTableName>django_content_type</RefTableName>
+      <RefColNames>id</RefColNames>
+      <Deferrable>1</Deferrable>
+      <InitiallyDeferred>1</InitiallyDeferred>
+    </foreign-key>
+    <column id="41" parent="9" name="id">
+      <Position>1</Position>
+      <DataType>integer|0s</DataType>
+      <NotNull>1</NotNull>
+      <SequenceIdentity>1</SequenceIdentity>
+    </column>
+    <column id="42" parent="9" name="password">
+      <Position>2</Position>
+      <DataType>varchar(128)|0s</DataType>
+      <NotNull>1</NotNull>
+    </column>
+    <column id="43" parent="9" name="last_login">
+      <Position>3</Position>
+      <DataType>datetime|0s</DataType>
+    </column>
+    <column id="44" parent="9" name="is_superuser">
+      <Position>4</Position>
+      <DataType>bool|0s</DataType>
+      <NotNull>1</NotNull>
+    </column>
+    <column id="45" parent="9" name="username">
+      <Position>5</Position>
+      <DataType>varchar(150)|0s</DataType>
+      <NotNull>1</NotNull>
+    </column>
+    <column id="46" parent="9" name="first_name">
+      <Position>6</Position>
+      <DataType>varchar(30)|0s</DataType>
+      <NotNull>1</NotNull>
+    </column>
+    <column id="47" parent="9" name="email">
+      <Position>7</Position>
+      <DataType>varchar(254)|0s</DataType>
+      <NotNull>1</NotNull>
+    </column>
+    <column id="48" parent="9" name="is_staff">
+      <Position>8</Position>
+      <DataType>bool|0s</DataType>
+      <NotNull>1</NotNull>
+    </column>
+    <column id="49" parent="9" name="is_active">
+      <Position>9</Position>
+      <DataType>bool|0s</DataType>
+      <NotNull>1</NotNull>
+    </column>
+    <column id="50" parent="9" name="date_joined">
+      <Position>10</Position>
+      <DataType>datetime|0s</DataType>
+      <NotNull>1</NotNull>
+    </column>
+    <column id="51" parent="9" name="last_name">
+      <Position>11</Position>
+      <DataType>varchar(150)|0s</DataType>
+      <NotNull>1</NotNull>
+    </column>
+    <index id="52" parent="9" name="sqlite_autoindex_auth_user_1">
+      <NameSurrogate>1</NameSurrogate>
+      <ColNames>username</ColNames>
+      <ColumnCollations></ColumnCollations>
+      <Unique>1</Unique>
+    </index>
+    <key id="53" parent="9">
+      <ColNames>id</ColNames>
+      <Primary>1</Primary>
+    </key>
+    <key id="54" parent="9">
+      <ColNames>username</ColNames>
+      <UnderlyingIndexName>sqlite_autoindex_auth_user_1</UnderlyingIndexName>
+    </key>
+    <column id="55" parent="10" name="id">
+      <Position>1</Position>
+      <DataType>integer|0s</DataType>
+      <NotNull>1</NotNull>
+      <SequenceIdentity>1</SequenceIdentity>
+    </column>
+    <column id="56" parent="10" name="user_id">
+      <Position>2</Position>
+      <DataType>integer|0s</DataType>
+      <NotNull>1</NotNull>
+    </column>
+    <column id="57" parent="10" name="group_id">
+      <Position>3</Position>
+      <DataType>integer|0s</DataType>
+      <NotNull>1</NotNull>
+    </column>
+    <index id="58" parent="10" name="auth_user_groups_user_id_group_id_94350c0c_uniq">
+      <ColNames>user_id
+group_id</ColNames>
+      <ColumnCollations></ColumnCollations>
+      <Unique>1</Unique>
+    </index>
+    <index id="59" parent="10" name="auth_user_groups_user_id_6a12ed8b">
+      <ColNames>user_id</ColNames>
+      <ColumnCollations></ColumnCollations>
+    </index>
+    <index id="60" parent="10" name="auth_user_groups_group_id_97559544">
+      <ColNames>group_id</ColNames>
+      <ColumnCollations></ColumnCollations>
+    </index>
+    <key id="61" parent="10">
+      <ColNames>id</ColNames>
+      <Primary>1</Primary>
+    </key>
+    <foreign-key id="62" parent="10">
+      <ColNames>user_id</ColNames>
+      <RefTableName>auth_user</RefTableName>
+      <RefColNames>id</RefColNames>
+      <Deferrable>1</Deferrable>
+      <InitiallyDeferred>1</InitiallyDeferred>
+    </foreign-key>
+    <foreign-key id="63" parent="10">
+      <ColNames>group_id</ColNames>
+      <RefTableName>auth_group</RefTableName>
+      <RefColNames>id</RefColNames>
+      <Deferrable>1</Deferrable>
+      <InitiallyDeferred>1</InitiallyDeferred>
+    </foreign-key>
+    <column id="64" parent="11" name="id">
+      <Position>1</Position>
+      <DataType>integer|0s</DataType>
+      <NotNull>1</NotNull>
+      <SequenceIdentity>1</SequenceIdentity>
+    </column>
+    <column id="65" parent="11" name="user_id">
+      <Position>2</Position>
+      <DataType>integer|0s</DataType>
+      <NotNull>1</NotNull>
+    </column>
+    <column id="66" parent="11" name="permission_id">
+      <Position>3</Position>
+      <DataType>integer|0s</DataType>
+      <NotNull>1</NotNull>
+    </column>
+    <index id="67" parent="11" name="auth_user_user_permissions_user_id_permission_id_14a6b632_uniq">
+      <ColNames>user_id
+permission_id</ColNames>
+      <ColumnCollations></ColumnCollations>
+      <Unique>1</Unique>
+    </index>
+    <index id="68" parent="11" name="auth_user_user_permissions_user_id_a95ead1b">
+      <ColNames>user_id</ColNames>
+      <ColumnCollations></ColumnCollations>
+    </index>
+    <index id="69" parent="11" name="auth_user_user_permissions_permission_id_1fbb5f2c">
+      <ColNames>permission_id</ColNames>
+      <ColumnCollations></ColumnCollations>
+    </index>
+    <key id="70" parent="11">
+      <ColNames>id</ColNames>
+      <Primary>1</Primary>
+    </key>
+    <foreign-key id="71" parent="11">
+      <ColNames>user_id</ColNames>
+      <RefTableName>auth_user</RefTableName>
+      <RefColNames>id</RefColNames>
+      <Deferrable>1</Deferrable>
+      <InitiallyDeferred>1</InitiallyDeferred>
+    </foreign-key>
+    <foreign-key id="72" parent="11">
+      <ColNames>permission_id</ColNames>
+      <RefTableName>auth_permission</RefTableName>
+      <RefColNames>id</RefColNames>
+      <Deferrable>1</Deferrable>
+      <InitiallyDeferred>1</InitiallyDeferred>
+    </foreign-key>
+    <column id="73" parent="12" name="id">
+      <Position>1</Position>
+      <DataType>integer|0s</DataType>
+      <NotNull>1</NotNull>
+      <SequenceIdentity>1</SequenceIdentity>
+    </column>
+    <column id="74" parent="12" name="action_time">
+      <Position>2</Position>
+      <DataType>datetime|0s</DataType>
+      <NotNull>1</NotNull>
+    </column>
+    <column id="75" parent="12" name="object_id">
+      <Position>3</Position>
+      <DataType>text|0s</DataType>
+    </column>
+    <column id="76" parent="12" name="object_repr">
+      <Position>4</Position>
+      <DataType>varchar(200)|0s</DataType>
+      <NotNull>1</NotNull>
+    </column>
+    <column id="77" parent="12" name="change_message">
+      <Position>5</Position>
+      <DataType>text|0s</DataType>
+      <NotNull>1</NotNull>
+    </column>
+    <column id="78" parent="12" name="content_type_id">
+      <Position>6</Position>
+      <DataType>integer|0s</DataType>
+    </column>
+    <column id="79" parent="12" name="user_id">
+      <Position>7</Position>
+      <DataType>integer|0s</DataType>
+      <NotNull>1</NotNull>
+    </column>
+    <column id="80" parent="12" name="action_flag">
+      <Position>8</Position>
+      <DataType>smallint unsigned|0s</DataType>
+      <NotNull>1</NotNull>
+    </column>
+    <index id="81" parent="12" name="django_admin_log_content_type_id_c4bce8eb">
+      <ColNames>content_type_id</ColNames>
+      <ColumnCollations></ColumnCollations>
+    </index>
+    <index id="82" parent="12" name="django_admin_log_user_id_c564eba6">
+      <ColNames>user_id</ColNames>
+      <ColumnCollations></ColumnCollations>
+    </index>
+    <key id="83" parent="12">
+      <ColNames>id</ColNames>
+      <Primary>1</Primary>
+    </key>
+    <foreign-key id="84" parent="12">
+      <ColNames>content_type_id</ColNames>
+      <RefTableName>django_content_type</RefTableName>
+      <RefColNames>id</RefColNames>
+      <Deferrable>1</Deferrable>
+      <InitiallyDeferred>1</InitiallyDeferred>
+    </foreign-key>
+    <foreign-key id="85" parent="12">
+      <ColNames>user_id</ColNames>
+      <RefTableName>auth_user</RefTableName>
+      <RefColNames>id</RefColNames>
+      <Deferrable>1</Deferrable>
+      <InitiallyDeferred>1</InitiallyDeferred>
+    </foreign-key>
+    <column id="86" parent="13" name="id">
+      <Position>1</Position>
+      <DataType>integer|0s</DataType>
+      <NotNull>1</NotNull>
+      <SequenceIdentity>1</SequenceIdentity>
+    </column>
+    <column id="87" parent="13" name="app_label">
+      <Position>2</Position>
+      <DataType>varchar(100)|0s</DataType>
+      <NotNull>1</NotNull>
+    </column>
+    <column id="88" parent="13" name="model">
+      <Position>3</Position>
+      <DataType>varchar(100)|0s</DataType>
+      <NotNull>1</NotNull>
+    </column>
+    <index id="89" parent="13" name="django_content_type_app_label_model_76bd3d3b_uniq">
+      <ColNames>app_label
+model</ColNames>
+      <ColumnCollations></ColumnCollations>
+      <Unique>1</Unique>
+    </index>
+    <key id="90" parent="13">
+      <ColNames>id</ColNames>
+      <Primary>1</Primary>
+    </key>
+    <column id="91" parent="14" name="id">
+      <Position>1</Position>
+      <DataType>integer|0s</DataType>
+      <NotNull>1</NotNull>
+      <SequenceIdentity>1</SequenceIdentity>
+    </column>
+    <column id="92" parent="14" name="app">
+      <Position>2</Position>
+      <DataType>varchar(255)|0s</DataType>
+      <NotNull>1</NotNull>
+    </column>
+    <column id="93" parent="14" name="name">
+      <Position>3</Position>
+      <DataType>varchar(255)|0s</DataType>
+      <NotNull>1</NotNull>
+    </column>
+    <column id="94" parent="14" name="applied">
+      <Position>4</Position>
+      <DataType>datetime|0s</DataType>
+      <NotNull>1</NotNull>
+    </column>
+    <key id="95" parent="14">
+      <ColNames>id</ColNames>
+      <Primary>1</Primary>
+    </key>
+    <column id="96" parent="15" name="session_key">
+      <Position>1</Position>
+      <DataType>varchar(40)|0s</DataType>
+      <NotNull>1</NotNull>
+    </column>
+    <column id="97" parent="15" name="session_data">
+      <Position>2</Position>
+      <DataType>text|0s</DataType>
+      <NotNull>1</NotNull>
+    </column>
+    <column id="98" parent="15" name="expire_date">
+      <Position>3</Position>
+      <DataType>datetime|0s</DataType>
+      <NotNull>1</NotNull>
+    </column>
+    <index id="99" parent="15" name="sqlite_autoindex_django_session_1">
+      <NameSurrogate>1</NameSurrogate>
+      <ColNames>session_key</ColNames>
+      <ColumnCollations></ColumnCollations>
+      <Unique>1</Unique>
+    </index>
+    <index id="100" parent="15" name="django_session_expire_date_a5c62663">
+      <ColNames>expire_date</ColNames>
+      <ColumnCollations></ColumnCollations>
+    </index>
+    <key id="101" parent="15">
+      <ColNames>session_key</ColNames>
+      <Primary>1</Primary>
+      <UnderlyingIndexName>sqlite_autoindex_django_session_1</UnderlyingIndexName>
+    </key>
+    <column id="102" parent="16" name="id">
+      <Position>1</Position>
+      <DataType>integer|0s</DataType>
+      <NotNull>1</NotNull>
+      <SequenceIdentity>1</SequenceIdentity>
+    </column>
+    <column id="103" parent="16" name="notice_title">
+      <Position>2</Position>
+      <DataType>varchar(80)|0s</DataType>
+      <NotNull>1</NotNull>
+    </column>
+    <column id="104" parent="16" name="notice_text">
+      <Position>3</Position>
+      <DataType>varchar(400)|0s</DataType>
+      <NotNull>1</NotNull>
+    </column>
+    <column id="105" parent="16" name="pub_start">
+      <Position>4</Position>
+      <DataType>datetime|0s</DataType>
+      <NotNull>1</NotNull>
+    </column>
+    <column id="106" parent="16" name="pub_end">
+      <Position>5</Position>
+      <DataType>datetime|0s</DataType>
+      <NotNull>1</NotNull>
+    </column>
+    <key id="107" parent="16">
+      <ColNames>id</ColNames>
+      <Primary>1</Primary>
+    </key>
+    <column id="108" parent="17" name="type">
+      <Position>1</Position>
+      <DataType>text|0s</DataType>
+    </column>
+    <column id="109" parent="17" name="name">
+      <Position>2</Position>
+      <DataType>text|0s</DataType>
+    </column>
+    <column id="110" parent="17" name="tbl_name">
+      <Position>3</Position>
+      <DataType>text|0s</DataType>
+    </column>
+    <column id="111" parent="17" name="rootpage">
+      <Position>4</Position>
+      <DataType>int|0s</DataType>
+    </column>
+    <column id="112" parent="17" name="sql">
+      <Position>5</Position>
+      <DataType>text|0s</DataType>
+    </column>
+    <column id="113" parent="18" name="name">
+      <Position>1</Position>
+    </column>
+    <column id="114" parent="18" name="seq">
+      <Position>2</Position>
+    </column>
+  </database-model>
+</dataSource>
@@ -0,0 +1,2 @@
+#n:main
+!<md> [0, 0, null, null, -2147483648, -2147483648]
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectRootManager" version="2" project-jdk-name="Python 3.7" project-jdk-type="Python SDK" />
+</project>
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/.idea/Django_Project.iml" filepath="$PROJECT_DIR$/.idea/Django_Project.iml" />
+    </modules>
+  </component>
+</project>
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$/.." vcs="Git" />
+  </component>
+</project>
@@ -0,0 +1,125 @@
+"""
+Django settings for Django_Project project.
+
+Generated by 'django-admin startproject' using Django 2.1.2.
+
+For more information on this file, see
+https://docs.djangoproject.com/en/2.1/topics/settings/
+
+For the full list of settings and their values, see
+https://docs.djangoproject.com/en/2.1/ref/settings/
+"""
+
+import os
+
+# Build paths inside the project like this: os.path.join(BASE_DIR, ...)
+BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
+
+
+# Quick-start development settings - unsuitable for production
+# See https://docs.djangoproject.com/en/2.1/howto/deployment/checklist/
+
+# SECURITY WARNING: keep the secret key used in production secret!
+SECRET_KEY = '09h#1oq19v30#7-!iwg-5g5xi5va6)v7v*f668#att@z5n#d#2'
+
+# SECURITY WARNING: don't run with debug turned on in production!
+DEBUG = True
+
+ALLOWED_HOSTS = []
+
+
+# Application definition
+
+INSTALLED_APPS = [
+
+    'posts.apps.PostsConfig',
+    'rest_framework',
+
+    'django.contrib.admin',
+    'django.contrib.auth',
+    'django.contrib.contenttypes',
+    'django.contrib.sessions',
+    'django.contrib.messages',
+    'django.contrib.staticfiles',
+]
+
+MIDDLEWARE = [
+    'django.middleware.security.SecurityMiddleware',
+    'django.contrib.sessions.middleware.SessionMiddleware',
+    'django.middleware.common.CommonMiddleware',
+    'django.middleware.csrf.CsrfViewMiddleware',
+    'django.contrib.auth.middleware.AuthenticationMiddleware',
+    'django.contrib.messages.middleware.MessageMiddleware',
+    'django.middleware.clickjacking.XFrameOptionsMiddleware',
+]
+
+ROOT_URLCONF = 'Django_Project.urls'
+
+TEMPLATES = [
+    {
+        'BACKEND': 'django.template.backends.django.DjangoTemplates',
+        'DIRS': [os.path.join(BASE_DIR, 'templates')]
+        ,
+        'APP_DIRS': True,
+        'OPTIONS': {
+            'context_processors': [
+                'django.template.context_processors.debug',
+                'django.template.context_processors.request',
+                'django.contrib.auth.context_processors.auth',
+                'django.contrib.messages.context_processors.messages',
+            ],
+        },
+    },
+]
+
+WSGI_APPLICATION = 'Django_Project.wsgi.application'
+
+
+# Database
+# https://docs.djangoproject.com/en/2.1/ref/settings/#databases
+
+DATABASES = {
+    'default': {
+        'ENGINE': 'django.db.backends.sqlite3',
+        'NAME': os.path.join(BASE_DIR, 'db.sqlite3'),
+    }
+}
+
+
+# Password validation
+# https://docs.djangoproject.com/en/2.1/ref/settings/#auth-password-validators
+
+AUTH_PASSWORD_VALIDATORS = [
+    {
+        'NAME': 'django.contrib.auth.password_validation.UserAttributeSimilarityValidator',
+    },
+    {
+        'NAME': 'django.contrib.auth.password_validation.MinimumLengthValidator',
+    },
+    {
+        'NAME': 'django.contrib.auth.password_validation.CommonPasswordValidator',
+    },
+    {
+        'NAME': 'django.contrib.auth.password_validation.NumericPasswordValidator',
+    },
+]
+
+
+# Internationalization
+# https://docs.djangoproject.com/en/2.1/topics/i18n/
+
+LANGUAGE_CODE = 'de-de'
+
+TIME_ZONE = 'UTC'
+
+USE_I18N = True
+
+USE_L10N = True
+
+USE_TZ = True
+
+
+# Static files (CSS, JavaScript, Images)
+# https://docs.djangoproject.com/en/2.1/howto/static-files/
+
+STATIC_URL = '/static/'
@@ -0,0 +1,25 @@
+"""Django_Project URL Configuration
+
+The `urlpatterns` list routes URLs to views. For more information please see:
+    https://docs.djangoproject.com/en/2.1/topics/http/urls/
+Examples:
+Function views
+    1. Add an import:  from my_app import views
+    2. Add a URL to urlpatterns:  path('', views.home, name='home')
+Class-based views
+    1. Add an import:  from other_app.views import Home
+    2. Add a URL to urlpatterns:  path('', Home.as_view(), name='home')
+Including another URLconf
+    1. Import the include() function: from django.urls import include, path
+    2. Add a URL to urlpatterns:  path('blog/', include('blog.urls'))
+"""
+
+from django.urls import path
+
+from django.conf.urls import include, url
+from django.contrib import admin
+
+urlpatterns = [
+    url(r'^admin/', admin.site.urls),
+    url(r'^posts/', include('posts.urls')),
+]
@@ -0,0 +1,16 @@
+"""
+WSGI config for Django_Project project.
+
+It exposes the WSGI callable as a module-level variable named ``application``.
+
+For more information on this file, see
+https://docs.djangoproject.com/en/2.1/howto/deployment/wsgi/
+"""
+
+import os
+
+from django.core.wsgi import get_wsgi_application
+
+os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'Django_Project.settings')
+
+application = get_wsgi_application()
@@ -0,0 +1,15 @@
+#!/usr/bin/env python
+import os
+import sys
+
+if __name__ == '__main__':
+    os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'Django_Project.settings')
+    try:
+        from django.core.management import execute_from_command_line
+    except ImportError as exc:
+        raise ImportError(
+            "Couldn't import Django. Are you sure it's installed and "
+            "available on your PYTHONPATH environment variable? Did you "
+            "forget to activate a virtual environment?"
+        ) from exc
+    execute_from_command_line(sys.argv)
@@ -0,0 +1,3 @@
+from django.contrib import admin
+
+# Register your models here.
@@ -0,0 +1,5 @@
+from django.apps import AppConfig
+
+
+class PostsConfig(AppConfig):
+    name = 'posts'
@@ -0,0 +1,13 @@
+from django import forms
+import datetime
+
+class NoticeForm(forms.Form):
+    date_formats = ['%d.%m.%Y', '%d.%m.%y']
+    title = forms.CharField(label='Titel', max_length=80)
+    text = forms.CharField(label='Text', max_length=400)
+    start = forms.DateField(label='Von',
+                            input_formats=date_formats,
+                            initial=datetime.date.today)
+    end = forms.DateField(label='Bis',
+                          input_formats=date_formats,
+                          initial=datetime.date.today)
@@ -0,0 +1,24 @@
+# Generated by Django 2.1.3 on 2018-11-12 14:59
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Notice',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('notice_title', models.CharField(max_length=80)),
+                ('notice_text', models.CharField(max_length=400)),
+                ('pub_start', models.DateTimeField()),
+                ('pub_end', models.DateTimeField()),
+            ],
+        ),
+    ]
@@ -0,0 +1,11 @@
+from django.db import models
+
+class Notice(models.Model):
+
+    #def __init__(self):
+        #self.id = super().id
+
+    notice_title = models.CharField(max_length = 80)
+    notice_text = models.CharField(max_length = 400)
+    pub_start = models.DateTimeField()
+    pub_end = models.DateTimeField()
@@ -0,0 +1,7 @@
+from rest_framework import serializers
+from .models import Notice
+
+class NoticeSerializer(serializers.ModelSerializer):
+    class Meta:
+        model = Notice
+        fields = ('id', 'notice_title', 'notice_text', 'pub_start', 'pub_end')
@@ -0,0 +1,3 @@
+from django.test import TestCase
+
+# Create your tests here.
@@ -0,0 +1,13 @@
+from django.conf.urls import include, url
+from . import views
+from django.urls import path, include, re_path
+
+urlpatterns = [
+    url(r'^$', views.index, name="index"),
+    path("new", views.new, name="new"),
+    path("delete/<int:deleteid>", views.delete, name="delete"),
+
+    path('notices/', views.notice_list),
+    path('notices/<int:id>', views.notice_detail),
+]
+
@@ -0,0 +1,109 @@
+from posts.models import Notice
+from django.utils import timezone
+from django.shortcuts import render
+
+from django.http import HttpResponse
+
+def index(request):
+    #return render(request, 'posts/index.html')
+
+    #-------------------- eigener Versuch ---------------------
+
+    # relevant_notices = Notice.objects.filter(pub_start__lt = timezone.datetime.now())
+    # relevant_notices = Notice.objects.filter(pub_end__gt = timezone.datetime.now())
+
+    # for curr_msg in relevant_notices:
+    #     context['now'] += "TITEL DER NACHRICHT: " + curr_msg.notice_title + "TEXT DER NACHRICHT: " + curr_msg.notice_text
+    #     # unschöne Lösung, da hier ein Fließtext ohne Layout-Möglichkeiten (z.B. backspace zwischen jeder neuen Zeile) entsteht
+    #     # bessere Variante: for-Schleife in das Template (allMessages.html) auslagern
+
+    #------------------ ab hier: schöne Variante --------------------
+
+    relevant_notices = Notice.objects.all()
+    relevant_notices = Notice.objects.filter(pub_start__lt=timezone.datetime.now())
+    relevant_notices = Notice.objects.filter(pub_end__gt=timezone.datetime.now())
+    # all diese Befehle importieren noch NHCTS aus der Datenbank! Sie bauen nur einen SQL-Zugriffs-Befehl auf (mit entsprevchender Filterung) und erst beim Auslesen wird auf Datenbank zugegriffen
+
+    context = { "notices" : relevant_notices }
+
+    return render(request, 'posts/allMessages.html', context)
+
+
+from posts.forms import NoticeForm
+from django.shortcuts import redirect
+
+def new(request):
+    #return HttpResponse("Eingabe einer neuen Nachricht!")
+    if request.method == "POST":
+        eingabeFenster = NoticeForm(request.POST)
+        if eingabeFenster.is_valid():
+            newNotice = Notice(notice_title = eingabeFenster.cleaned_data['title'],
+                               notice_text = eingabeFenster.cleaned_data['text'],
+                               pub_start = eingabeFenster.cleaned_data['start'],
+                               pub_end = eingabeFenster.cleaned_data['end'])
+            newNotice.save()
+            return redirect('index')
+    context = {'form' : NoticeForm() }
+    return render(request, 'posts/edit.html', context)
+
+def delete(request, id):
+    msg_to_delete = Notice.objects.get(id = id)
+    msg_to_delete.clean()
+    return redirect('index')
+
+
+
+from posts.models import Notice
+from posts.serializers import NoticeSerializer
+from django.http import JsonResponse
+from rest_framework.parsers import JSONParser
+
+from django.views.decorators.csrf import csrf_exempt
+
+@csrf_exempt
+def notice_list(request):
+    if request.method == 'GET':
+        notices = Notice.objects.all()
+        serializer = NoticeSerializer(notices, many=True)
+        return JsonResponse(serializer.data, safe=False)
+
+    elif request.method == 'POST':
+        data = JSONParser().parse(request)
+        serializer = NoticeSerializer(data = data)
+        if serializer.is_valid():
+            serializer.save()
+            return JsonResponse(serializer.data, status=201)
+        else:
+            return JsonResponse(serializer.errors, status=400)
+
+    else:
+        return HttpResponse(status=405)
+
+@csrf_exempt
+def notice_detail(request, id):
+    try:
+        notice = Notice.objects.get(id=id)
+    except:
+        return HttpResponse(status=404)
+
+    if request.method == 'GET':
+        serializer = NoticeSerializer(notice)
+        return JsonResponse(serializer.data)
+
+    elif request.method== 'PUT':
+        data = JSONParser().parse(request)
+        serializer = NoticeSerializer(notice, data=data)
+        if serializer.is_valid():
+            serializer.save()
+            return JsonResponse(serializer.data)
+        else:
+            return JsonResponse(serializer.errors, status=400)
+
+    elif request.method == 'DELETE':
+        notice.delete()
+        return HttpResponse(status=204)
+
+    else:
+        return HttpResponse(status=405)
+
+
@@ -0,0 +1,34 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <title>{% block title %} Pla {% endblock %}</title>
+
+    <!-- Bootstrap CSS -->
+    <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.1.3/css/bootstrap.min.css" integrity="sha384-MCw98/SFnGE8fJT3GXwEOngsV7Zt27NXFoaoApmYm81iuXoPkFOJwJ8ERdknLPMO" crossorigin="anonymous">
+</head>
+<body>
+
+<script src="https://code.jquery.com/jquery-3.3.1.slim.min.js" integrity="sha384-q8i/X+965DzO0rT7abK41JStQIAqVgRVzpbzo5smXKp4YfRvH+8abtTE1Pi6jizo" crossorigin="anonymous"></script>
+<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.3/umd/popper.min.js" integrity="sha384-ZMP7rVo3mIykV+2+9J3UJ46jBk0WLaUAdn689aCwoqbBJiSnjAK/l8WvCWPIPm49" crossorigin="anonymous"></script>
+<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.1.3/js/bootstrap.min.js" integrity="sha384-ChfqqxuZUCnJSK3+MXmPNIyE6ZbWh2IMqE241rYiqJxyMiZ6OW/JmZQ5stwEULTy" crossorigin="anonymous"></script>
+
+<nav class="navbar navbar-expand-md navbar-fixed-top navbar-dark bg-primary">
+    <a class="navbar-brand">Navigationsleiste</a>
+    <ul class="navbar-nav">
+        <li class="nav-item">
+            <a class="nav-link" href="https://www.google.com">Hier geht's zu Google</a>
+        </li>
+        <li class="nav-item">
+            <a class="nav-link" href="https://www.th-nuernberg.de/fakultaeten/efi">Hier geht's zur Efi-Homepage</a>
+        </li>
+        <li class="nav-item">
+            <a class="nav-link" href="#">Random link to click</a>       <!-- href="#" means that link is clickable -->
+        </li>
+    </ul>
+</nav>
+
+{% block content %} zzz {% endblock %}
+
+</body>
+</html>
@@ -0,0 +1,25 @@
+
+{% extends 'base.html' %}
+
+{% block title %}
+News
+{%  endblock %}
+
+{% block content %}
+
+    <div class="container">
+
+        {% for curr_notice in notices %}
+            <h3>{{ curr_notice.notice_title }}</h3>
+            <p>{{ curr_notice.notice_text }}</p>
+            <p><a href ="{% url 'delete' id=curr_notice.id %}" class="btn btn-info" role="button"> Löschen </a> </p>
+        {% endfor %}
+
+        <!--p><a href ="#" class="btn btn-info" role="button"> Neue Nachricht </a> </p-->
+        <!-- alter Button -> kein Verweis auf die neue view-Funktion namens "new()" -->
+
+        <p><a href ="{% url 'new' %}" class="btn btn-info" role="button"> Neue Nachricht </a> </p
+
+    </div>
+
+{% endblock %}
@@ -0,0 +1,18 @@
+{% extends "base.html" %}
+
+{% block title %}
+Eingabefenster für neuen instance von "Notice"
+{% endblock %}
+
+
+{% block content %}
+
+
+    <h1>Neue Nachricht</h1>
+    <form method="POST">
+        {%  csrf_token %}
+        {{ form.as_p }}
+        <button type="submit" class="save btn btn-default">Speichern</button>
+    </form>
+
+{% endblock %}
@@ -0,0 +1,16 @@
+{%  extends 'base.html' %}
+
+{%  block title %}
+My_Index
+{% endblock %}
+
+{% block content %}
+
+<div class="jumbotron">
+    <h1 class="display-4">Text als Jumbotron :-)</h1>
+    <p class="lead">Hier kommt noch zusätzlicher text, der den/das Jombotron näher erklärt</p>
+</div>
+
+<img src="https://www.th-nuernberg.de/fileadmin/global/Bilderpool_KOM/Standorte/Standortbild/171958_8_3_W.jpg">
+
+{% endblock %}
@@ -0,0 +1,34 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <title>Aufgabe_4_Tabelle_Fernsehsender</title>
+    <link rel="stylesheet" href="Format_zu_AB5.css">
+    <script src="Popups_zu_AB6.js"></script>
+</head>
+<body>
+    <table>
+        <tr>
+            <th id="P1" class="Ueberschrift" >ARD</th>
+
+            <th id="P2" class="Ueberschrift">ZDF</th>
+
+            <th id="P3" class="Ueberschrift">RTL</th>
+        </tr>
+        <tr>
+            <td colspan="2">Öffentlich-Rechtlich</td>
+            <td id="priv">Privat</td>
+        </tr>
+        <tr>
+            <td>Tagesschau</td>
+            <td>Heute</td>
+            <td>RTL aktuell</td>
+        </tr>
+        <tr>
+            <td>Babylon Berlin</td>
+            <td>Neo Magazin</td>
+            <td>IBES</td>
+        </tr>
+    </table>
+</body>
+</html>
@@ -0,0 +1,18 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <title>SprungImHTML</title>
+</head>
+<body>
+    <p id="my_top">
+        Hier geht es los.<a href="#my_bottom"> Zum Ende scrollen </a>
+    </p>
+
+    Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Aenean commodo ligula eget dolor. Aenean massa. Cum sociis natoque penatibus et magnis dis parturient montes, nascetur ridiculus mus. Donec quam felis, ultricies nec, pellentesque eu, pretium quis, sem. Nulla consequat massa quis enim. Donec pede justo, fringilla vel, aliquet nec, vulputate eget, arcu. In enim justo, rhoncus ut, imperdiet a, venenatis vitae, justo. Nullam dictum felis eu pede mollis pretium. Integer tincidunt. Cras dapibus. Vivamus elementum semper nisi. Aenean vulputate eleifend tellus. Aenean leo ligula, porttitor eu, consequat vitae, eleifend ac, enim. Aliquam lorem ante, dapibus in, viverra quis, feugiat a, tellus. Phasellus viverra nulla ut metus varius laoreet. Quisque rutrum. Aenean imperdiet. Etiam ultricies nisi vel augue. Curabitur ullamcorper ultricies nisi. Nam eget dui. Etiam rhoncus. Maecenas tempus, tellus eget condimentum rhoncus, sem quam semper libero, sit amet adipiscing sem neque sed ipsum. Nam quam nunc, blandit vel, luctus pulvinar, hendrerit id, lorem. Maecenas nec odio et ante tincidunt tempus. Donec vitae sapien ut libero venenatis faucibus. Nullam quis ante. Etiam sit amet orci eget eros faucibus tincidunt. Duis leo. Sed fringilla mauris sit amet nibh. Donec sodales sagittis magna. Sed consequat, leo eget bibendum sodales, augue velit cursus nunc, Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Aenean commodo ligula eget dolor. Aenean massa. Cum sociis natoque penatibus et magnis dis parturient montes, nascetur ridiculus mus. Donec quam felis, ultricies nec, pellentesque eu, pretium quis, sem. Nulla consequat massa quis enim. Donec pede justo, fringilla vel, aliquet nec, vulputate eget, arcu. In enim justo, rhoncus ut, imperdiet a, venenatis vitae, justo. Nullam dictum felis eu pede mollis pretium. Integer tincidunt. Cras dapibus. Vivamus elementum semper nisi. Aenean vulputate eleifend tellus. Aenean leo ligula, porttitor eu, consequat vitae, eleifend ac, enim. Aliquam lorem ante, dapibus in, viverra quis, feugiat a, tellus. Phasellus viverra nulla ut metus varius laoreet. Quisque rutrum. Aenean imperdiet. Etiam ultricies nisi vel augue. Curabitur ullamcorper ultricies nisi. Nam eget dui. Etiam rhoncus. Maecenas tempus, tellus eget condimentum rhoncus, sem quam semper libero, sit amet adipiscing sem neque sed ipsum. Nam quam nunc, blandit vel, luctus pulvinar, hendrerit id, lorem. Maecenas nec odio et ante tincidunt tempus. Donec vitae sapien ut libero venenatis faucibus. Nullam quis ante. Etiam sit amet orci eget eros faucibus tincidunt. Duis leo. Sed fringilla mauris sit amet nibh. Donec sodales sagittis magna. Sed consequat, leo eget bibendum sodales, augue velit cursus nunc,Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Aenean commodo ligula eget dolor. Aenean massa. Cum sociis natoque penatibus et magnis dis parturient montes, nascetur ridiculus mus. Donec quam felis, ultricies nec, pellentesque eu, pretium quis, sem. Nulla consequat massa quis enim. Donec pede justo, fringilla vel, aliquet nec, vulputate eget, arcu. In enim justo, rhoncus ut, imperdiet a, venenatis vitae, justo. Nullam dictum felis eu pede mollis pretium. Integer tincidunt. Cras dapibus. Vivamus elementum semper nisi. Aenean vulputate eleifend tellus. Aenean leo ligula, porttitor eu, consequat vitae, eleifend ac, enim. Aliquam lorem ante, dapibus in, viverra quis, feugiat a, tellus. Phasellus viverra nulla ut metus varius laoreet. Quisque rutrum. Aenean imperdiet. Etiam ultricies nisi vel augue. Curabitur ullamcorper ultricies nisi. Nam eget dui. Etiam rhoncus. Maecenas tempus, tellus eget condimentum rhoncus, sem quam semper libero, sit amet adipiscing sem neque sed ipsum. Nam quam nunc, blandit vel, luctus pulvinar, hendrerit id, lorem. Maecenas nec odio et ante tincidunt tempus. Donec vitae sapien ut libero venenatis faucibus. Nullam quis ante. Etiam sit amet orci eget eros faucibus tincidunt. Duis leo. Sed fringilla mauris sit amet nibh. Donec sodales sagittis magna. Sed consequat, leo eget bibendum sodales, augue velit cursus nunc, Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Aenean commodo ligula eget dolor. Aenean massa. Cum sociis natoque penatibus et magnis dis parturient montes, nascetur ridiculus mus. Donec quam felis, ultricies nec, pellentesque eu, pretium quis, sem. Nulla consequat massa quis enim. Donec pede justo, fringilla vel, aliquet nec, vulputate eget, arcu. In enim justo, rhoncus ut, imperdiet a, venenatis vitae, justo. Nullam dictum felis eu pede mollis pretium. Integer tincidunt. Cras dapibus. Vivamus elementum semper nisi. Aenean vulputate eleifend tellus. Aenean leo ligula, porttitor eu, consequat vitae, eleifend ac, enim. 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+
+    <p id="my_bottom">
+        Hier ist es zu Ende. <a href=""#my_top"> Gehe zum Anfang </a>
+    </p>
+</body>
+</html>
@@ -0,0 +1,35 @@
+*{
+    color: blue;
+    align-content: center;
+}
+
+.Ueberschrift {
+    font-style: italic;
+}
+
+#priv {
+    font-weight: bold;
+}
+
+table {
+    border: 1px solid;
+    border-color: black;
+}
+
+th {
+    border: 1px solid;
+    border-color: black;
+    background: gray;
+}
+
+tr {
+    border: 1px solid;
+    border-color: black;
+}
+
+td {
+    border: 1px solid;
+    border-color: black;
+    background: gray;
+    text-align: center;
+}
@@ -0,0 +1,11 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <title>HelloWorldHTML</title>
+    <link rel="stylesheet" href="formatiert.css">
+</head>
+<body>
+    Hallo Welt!
+</body>
+</html>
@@ -0,0 +1,554 @@
+<!DOCTYPE html>
+<html  dir="ltr" lang="de" xml:lang="de">
+<head>
+<title>MEIM: jump.html</title>
+<link rel="shortcut icon" href="https://elearning.ohmportal.de/theme/image.php/efi/theme/1537347941/favicon" />
+    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
+<meta name="keywords" content="moodle, MEIM: jump.html" />
+<link rel="stylesheet" type="text/css" href="https://elearning.ohmportal.de/theme/yui_combo.php?rollup/3.17.2/yui-moodlesimple-min.css" /><script id="firstthemesheet" type="text/css">/** Required in order to fix style inclusion problems in IE with YUI **/</script><link rel="stylesheet" type="text/css" href="https://elearning.ohmportal.de/theme/styles.php/efi/1537347941_1/all" />
+<script type="text/javascript">
+//<![CDATA[
+var M = {}; M.yui = {};
+M.pageloadstarttime = new Date();
+M.cfg = {"wwwroot":"https:\/\/elearning.ohmportal.de","sesskey":"NqQN6f33ZV","themerev":"1537347941","slasharguments":1,"theme":"efi","iconsystemmodule":"core\/icon_system_standard","jsrev":"1537347941","admin":"admin","svgicons":true,"usertimezone":"Europa\/Berlin","contextid":322193};var yui1ConfigFn = function(me) {if(/-skin|reset|fonts|grids|base/.test(me.name)){me.type='css';me.path=me.path.replace(/\.js/,'.css');me.path=me.path.replace(/\/yui2-skin/,'/assets/skins/sam/yui2-skin')}};
+var yui2ConfigFn = function(me) {var parts=me.name.replace(/^moodle-/,'').split('-'),component=parts.shift(),module=parts[0],min='-min';if(/-(skin|core)$/.test(me.name)){parts.pop();me.type='css';min=''}
+if(module){var filename=parts.join('-');me.path=component+'/'+module+'/'+filename+min+'.'+me.type}else{me.path=component+'/'+component+'.'+me.type}};
+YUI_config = 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truncated
+M.yui.loader = {modules: {}};
+
+//]]>
+</script>
+    <meta name="viewport"
+	content="width=device-width, initial-scale=1.0">
+</head>
+
+<body  id="page-mod-resource-view" class="format-topics  path-mod path-mod-resource safari dir-ltr lang-de yui-skin-sam yui3-skin-sam elearning-ohmportal-de pagelayout-incourse course-2028 context-322193 cmid-161628 category-383 category-8 category-1 has-region-side-pre used-region-side-pre has-region-side-post empty-region-side-post side-pre-only">
+
+<div class="skiplinks">
+    <a href="#maincontent" class="skip">Zum Hauptinhalt</a>
+</div><script type="text/javascript" src="https://elearning.ohmportal.de/theme/yui_combo.php?rollup/3.17.2/yui-moodlesimple-min.js"></script><script type="text/javascript" src="https://elearning.ohmportal.de/lib/javascript.php/1537347941/lib/javascript-static.js"></script>
+<script type="text/javascript">
+//<![CDATA[
+document.body.className += ' jsenabled';
+//]]>
+</script>
+
+<div class="wrapper-ohm">
+		<div class="header-ohm hidden-print">
+			<div class="headertext-ohm"><h4>Ohm E-Learning Portal </h4>
+				<div class="usermenu"><div class="moodle-actionmenu nowrap-items" id="action-menu-0" data-enhance="moodle-core-actionmenu">
+
+        <ul class="menubar" id="action-menu-0-menubar" role="menubar">
+
+            <!--
+
+            --><!--
+
+            --><li role="presentation"><a href="#" class=" toggle-display textmenu" id="action-menu-toggle-0" title="" role="menuitem"><span class="userbutton"><span class="usertext mr-1">Jonka Winkle</span><span class="avatars"><span class="avatar current"><img src="https://elearning.ohmportal.de/theme/image.php/efi/core/1537347941/u/f2" alt="Nutzerbild Jonka Winkle" title="Nutzerbild Jonka Winkle" class="userpicture defaultuserpic" width="35" height="35" role="presentation" /></span></span></span><b class="caret"></b></a>
+</li>
+
+        </ul>
+
+
+        <ul class="menu  align-tr-br" id="action-menu-0-menu" data-rel="menu-content" aria-labelledby="action-menu-toggle-0" role="menu" data-align="tr-br">
+            <li role="presentation">    <a href="https://elearning.ohmportal.de/my/" class="icon menu-action" role="menuitem" data-title="mymoodle,admin" aria-labelledby="actionmenuaction-1"><img class="icon " alt="Dashboard" title="Dashboard" src="https://elearning.ohmportal.de/theme/image.php/efi/core/1537347941/i/dashboard" /><span class="menu-action-text" id="actionmenuaction-1">Dashboard</span></a>
+
+
+
+
+
+</li><li role="presentation">
+<span class="filler">&nbsp;</span>
+
+
+
+</li><li role="presentation">    <a href="https://elearning.ohmportal.de/user/profile.php?id=44982" class="icon menu-action" role="menuitem" data-title="profile,moodle" aria-labelledby="actionmenuaction-2"><img class="icon " alt="Profil" title="Profil" src="https://elearning.ohmportal.de/theme/image.php/efi/core/1537347941/i/user" /><span class="menu-action-text" id="actionmenuaction-2">Profil</span></a>
+
+
+
+
+
+</li><li role="presentation">    <a href="https://elearning.ohmportal.de/grade/report/overview/index.php" class="icon menu-action" role="menuitem" data-title="grades,grades" aria-labelledby="actionmenuaction-3"><img class="icon " alt="Bewertungen" title="Bewertungen" src="https://elearning.ohmportal.de/theme/image.php/efi/core/1537347941/t/grades" /><span class="menu-action-text" id="actionmenuaction-3">Bewertungen</span></a>
+
+
+
+
+
+</li><li role="presentation">    <a href="https://elearning.ohmportal.de/message/index.php" class="icon menu-action" role="menuitem" data-title="messages,message" aria-labelledby="actionmenuaction-4"><img class="icon " alt="Mitteilungen" title="Mitteilungen" src="https://elearning.ohmportal.de/theme/image.php/efi/core/1537347941/t/message" /><span class="menu-action-text" id="actionmenuaction-4">Mitteilungen</span></a>
+
+
+
+
+
+</li><li role="presentation">    <a href="https://elearning.ohmportal.de/user/preferences.php" class="icon menu-action" role="menuitem" data-title="preferences,moodle" aria-labelledby="actionmenuaction-5"><img class="icon " alt="Einstellungen" title="Einstellungen" src="https://elearning.ohmportal.de/theme/image.php/efi/core/1537347941/t/preferences" /><span class="menu-action-text" id="actionmenuaction-5">Einstellungen</span></a>
+
+
+
+
+
+</li><li role="presentation">
+<span class="filler">&nbsp;</span>
+
+
+
+</li><li role="presentation">    <a href="https://elearning.ohmportal.de/login/logout.php?sesskey=NqQN6f33ZV" class="icon menu-action" role="menuitem" data-title="logout,moodle" aria-labelledby="actionmenuaction-6"><img class="icon " alt="Logout" title="Logout" src="https://elearning.ohmportal.de/theme/image.php/efi/core/1537347941/a/logout" /><span class="menu-action-text" id="actionmenuaction-6">Logout</span></a>
+
+
+
+
+
+</li>
+        </ul>
+</div></div>		
+			</div>
+		</div>
+		<nav class="navbar navbar-default navbar-ohm hidden-print"
+			role="navigation">
+			<div class="navbar-header">
+		    	<button class="navbar-toggle" data-target="#virtuohm-navbar" data-toggle="collapse" type="button">
+              		<span class="glyphicon glyphicon-align-justify"></span>
+           		</button>
+				<p class="navbar-text col-xs-9 col-sm-5">Fakultät Elektrotechnik Feinwerktechnik Informationstechnik			</div>
+			<div id="virtuohm-navbar" class="navbar-collapse collapse">
+							</div>
+		</nav>
+		
+
+		<div id="page" class="container-fluid content-ohm">
+			<header id="page-header" class="clearfix">
+				<div id="page-navbar" class="clearfix">
+					<nav class="breadcrumb-ohm breadcrumb-nav"><span class="accesshide" id="navbar-label">Seitenpfad</span><nav aria-labelledby="navbar-label"><ul class="breadcrumb"><li><span itemscope="" itemtype="http://data-vocabulary.org/Breadcrumb"><a itemprop="url" href="https://elearning.ohmportal.de/"><span itemprop="title">Startseite</span></a></span> <span class="divider"> <span class="accesshide " ><span class="arrow_text">/</span>&nbsp;</span><span class="arrow sep">&#x25BA;</span> </span></li><li><span tabindex="0">Meine Kurse</span> <span class="divider"> <span class="accesshide " ><span class="arrow_text">/</span>&nbsp;</span><span class="arrow sep">&#x25BA;</span> </span></li><li><span itemscope="" itemtype="http://data-vocabulary.org/Breadcrumb"><a itemprop="url" href="https://elearning.ohmportal.de/course/index.php?categoryid=1"><span itemprop="title">Fakultäten</span></a></span> <span class="divider"> <span class="accesshide " ><span class="arrow_text">/</span>&nbsp;</span><span class="arrow sep">&#x25BA;</span> </span></li><li><span itemscope="" itemtype="http://data-vocabulary.org/Breadcrumb"><a itemprop="url" href="https://elearning.ohmportal.de/course/index.php?categoryid=8"><span itemprop="title">Fakultät Elektrotechnik Feinwerktechnik Informatio...</span></a></span> <span class="divider"> <span class="accesshide " ><span class="arrow_text">/</span>&nbsp;</span><span class="arrow sep">&#x25BA;</span> </span></li><li><span itemscope="" itemtype="http://data-vocabulary.org/Breadcrumb"><a itemprop="url" href="https://elearning.ohmportal.de/course/index.php?categoryid=383"><span itemprop="title">Hofmann, Oliver</span></a></span> <span class="divider"> <span class="accesshide " ><span class="arrow_text">/</span>&nbsp;</span><span class="arrow sep">&#x25BA;</span> </span></li><li><span itemscope="" itemtype="http://data-vocabulary.org/Breadcrumb"><a itemprop="url" title="Informationssysteme für die Medizintechnik" href="https://elearning.ohmportal.de/course/view.php?id=2028"><span itemprop="title">MEIM</span></a></span> <span class="divider"> <span class="accesshide " ><span class="arrow_text">/</span>&nbsp;</span><span class="arrow sep">&#x25BA;</span> </span></li><li><span tabindex="0">Web- und Skriptsprachen</span> <span class="divider"> <span class="accesshide " ><span class="arrow_text">/</span>&nbsp;</span><span class="arrow sep">&#x25BA;</span> </span></li><li><a href="https://elearning.ohmportal.de/mod/resource/view.php?id=161628" id="label_8_70" class=""  tabindex="-1"  title="Datei" >jump.html</a></li></ul></nav></nav>
+					<div class="breadcrumb-button"></div>
+				</div>
+        <div id="course-header">
+                    </div>
+			</header>
+
+			<div id="page-content" class="row-fluid">
+				<div id="region-main-box" class="span9">
+					<div class="row-fluid">
+						<section id="region-main" class="span8 pull-right">
+                    <span class="notifications" id="user-notifications"></span><div role="main"><span id="maincontent"></span><h2>jump.html</h2><div class="resourceworkaround">Klicken Sie auf den Link '<a href="https://elearning.ohmportal.de/pluginfile.php/322193/mod_resource/content/1/jump.html" onclick="window.open('https://elearning.ohmportal.de/pluginfile.php/322193/mod_resource/content/1/jump.html', '', 'width=620,height=450,toolbar=no,location=no,menubar=no,copyhistory=no,status=no,directories=no,scrollbars=yes,resizable=yes'); return false;">jump.html</a>', um die Datei anzuzeigen</div></div>                </section>
+                <aside id="block-region-side-pre" class="span4 desktop-first-column block-region" data-blockregion="side-pre" data-droptarget="1"><a class="skip skip-block" id="fsb-1" href="#sb-1">Navigation überspringen</a><div id="inst4" class="block_navigation  block" role="navigation" data-block="navigation" data-instanceid="4" aria-labelledby="instance-4-header"><div class="header"><div class="title"><div class="block_action"></div><h2 id="instance-4-header">Navigation</h2></div></div><div class="content"><ul class="block_tree list" role="tree" data-ajax-loader="block_navigation/nav_loader"><li class="type_unknown depth_1 contains_branch" aria-labelledby="label_1_1"><p class="tree_item branch navigation_node" role="treeitem" aria-expanded="true" aria-owns="random5bc1ad639f9951_group" data-collapsible="false"><a tabindex="-1" id="label_1_1" href="https://elearning.ohmportal.de/">Startseite</a></p><ul id="random5bc1ad639f9951_group" role="group"><li class="type_setting depth_2 item_with_icon" aria-labelledby="label_2_2"><p class="tree_item hasicon" role="treeitem"><a tabindex="-1" id="label_2_2" href="https://elearning.ohmportal.de/my/"><img class="icon navicon" alt="" src="https://elearning.ohmportal.de/theme/image.php/efi/core/1537347941/i/dashboard" /><span class="item-content-wrap">Dashboard</span></a></p></li><li class="type_course depth_2 contains_branch" aria-labelledby="label_2_3"><p class="tree_item branch" role="treeitem" aria-expanded="false" aria-owns="random5bc1ad639f9953_group"><span tabindex="-1" id="label_2_3" title="Ohm E-Learning Portal">Website</span></p><ul id="random5bc1ad639f9953_group" role="group" aria-hidden="true"><li class="type_unknown depth_3 item_with_icon" aria-labelledby="label_3_5"><p class="tree_item hasicon" role="treeitem"><a tabindex="-1" id="label_3_5" href="https://elearning.ohmportal.de/blog/index.php"><img class="icon navicon" alt="" src="https://elearning.ohmportal.de/theme/image.php/efi/core/1537347941/i/navigationitem" /><span class="item-content-wrap">Blogs der Website</span></a></p></li><li class="type_custom depth_3 item_with_icon" aria-labelledby="label_3_6"><p class="tree_item hasicon" role="treeitem"><a tabindex="-1" id="label_3_6" href="https://elearning.ohmportal.de/badges/view.php?type=1"><img class="icon navicon" alt="" src="https://elearning.ohmportal.de/theme/image.php/efi/core/1537347941/i/navigationitem" /><span class="item-content-wrap">Globale Auszeichnungen</span></a></p></li><li class="type_setting depth_3 item_with_icon" aria-labelledby="label_3_7"><p class="tree_item hasicon" role="treeitem"><a tabindex="-1" id="label_3_7" href="https://elearning.ohmportal.de/tag/search.php"><img class="icon navicon" alt="" src="https://elearning.ohmportal.de/theme/image.php/efi/core/1537347941/i/navigationitem" /><span class="item-content-wrap">Schlagwörter</span></a></p></li><li class="type_custom depth_3 item_with_icon" aria-labelledby="label_3_8"><p class="tree_item hasicon" role="treeitem"><a tabindex="-1" id="label_3_8" href="https://elearning.ohmportal.de/calendar/view.php?view=month&amp;course=2028"><img class="icon navicon" alt="" src="https://elearning.ohmportal.de/theme/image.php/efi/core/1537347941/i/calendar" /><span class="item-content-wrap">Kalender</span></a></p></li><li class="type_activity depth_3 item_with_icon" aria-labelledby="label_3_10"><p class="tree_item hasicon" role="treeitem"><a tabindex="-1" id="label_3_10" title="Forum" href="https://elearning.ohmportal.de/mod/forum/view.php?id=1803"><img class="icon navicon" alt="Forum" title="Forum" src="https://elearning.ohmportal.de/theme/image.php/efi/forum/1537347941/icon" /><span class="item-content-wrap">Moodle FAQ-FORUM</span></a></p></li><li class="type_activity depth_3 item_with_icon" aria-labelledby="label_3_11"><p class="tree_item hasicon" role="treeitem"><a tabindex="-1" id="label_3_11" title="Link/URL" href="https://elearning.ohmportal.de/mod/url/view.php?id=5507"><img class="icon navicon" alt="Link/URL" title="Link/URL" src="https://elearning.ohmportal.de/theme/image.php/efi/url/1537347941/icon" /><span class="item-content-wrap">Blended Learning COMMUNITY</span></a></p></li><li class="type_activity depth_3 item_with_icon" aria-labelledby="label_3_12"><p class="tree_item hasicon" role="treeitem"><a tabindex="-1" id="label_3_12" title="Link/URL" href="https://elearning.ohmportal.de/mod/url/view.php?id=5344"><img class="icon navicon" alt="Link/URL" title="Link/URL" src="https://elearning.ohmportal.de/theme/image.php/efi/url/1537347941/icon" /><span class="item-content-wrap">Blended Learning am OHM</span></a></p></li><li class="type_activity depth_3 item_with_icon" aria-labelledby="label_3_13"><p class="tree_item hasicon" role="treeitem"><a tabindex="-1" id="label_3_13" title="Textseite" href="https://elearning.ohmportal.de/mod/page/view.php?id=5983"><img class="icon navicon" alt="Textseite" title="Textseite" src="https://elearning.ohmportal.de/theme/image.php/efi/page/1537347941/Line truncated
+<tbody>
+<tr>
+<td>
+<h2><a href="mailto:blendedlearning@th-nuernberg.de" target="_blank"><img src="https://elearning.ohmportal.de/pluginfile.php/45358/block_html/content/support.png" alt="Blended Learning Support" height="65" width="65"></a></h2>
+</td>
+<td>
+<p><span style="font-size: large;" data-mce-mark="1"><a href="mailto:blendedlearning@th-nuernberg.de" target="_blank">Support&nbsp;zu Moodle<br>&amp; Blended Learning</a></span></p>
+</td>
+</tr>
+<tr>
+<td>
+<h2><a href="http://blendedlearning.th-nuernberg.de/commons" title="Blended Learning Community" target="_blank"><img src="https://elearning.ohmportal.de/pluginfile.php/45358/block_html/content/ronoaldo-New-Document-300px.png" alt="Blended Learning Community" height="65" width="65"></a></h2>
+</td>
+<td>
+<p><span style="font-size: large;"><span><a href="https://blendedlearning.th-nuernberg.de/wiki/blendedlearning/doku.php?id=moodle" target="_blank">Wiki zu<br>Moodle</a></span></span></p>
+</td>
+</tr>
+<tr>
+<td>
+<h2><a href="http://blendedlearning.th-nuernberg.de/commons" title="Blended Learning Community" target="_blank"><img src="https://elearning.ohmportal.de/pluginfile.php/45358/block_html/content/worldwide_community.png" alt="Blended Learning Community" height="65" width="65"></a></h2>
+</td>
+<td>
+<p><a href="http://blendedlearning.th-nuernberg.de/blog" target="_blank"><span style="font-size: large;" data-mce-mark="1">Blended<br></span><span style="font-size: large; background-color: transparent;">Learning<br>Blog</span></a><br></p>
+</td>
+</tr>
+</tbody>
+</table>
+<p></p>
+<p style="text-align: justify;"><span class="multilang" data-mce-mark="1" lang="de"><strong>Weiteres Material zu Moodle:</strong></span></p>
+<p style="text-align: justify;"><a target="_blank" href="https://elearning.ohmportal.de/mod/glossary/view.php?id=26931" style="line-height: 1.231;">-</a> <span style="line-height: 1.231;"><a href="https://docs.moodle.org/35/de/Hauptseite" target="_blank"><span class="multilang" data-mce-mark="1" lang="de">Moodle Dokumentation</span></a><span class="multilang" data-mce-mark="1" lang="en"></span><br></span><a target="_blank" href="https://www.youtube.com/user/moodlehq">- Moodle YouTube Channel&nbsp;&nbsp; </a><br>- <a target="_blank" href="https://www.video2brain.com/de/search.htm?search_entry=Moodle">Moodle in video2brain</a><br></p>
+<p><a target="_blank" href="http://www.th-nuernberg.de/bl"><span class="multilang" data-mce-mark="1" lang="en">Blended Learning auf der TH-Website</span></a></p><p><span class="multilang" data-mce-mark="1" lang="en">Wir verwenden die Moodle Version 3.5<br></span></p>
+<p></p></div></div></div><span class="skip-block-to" id="sb-3"></span></aside>            </div>
+				</div>
+        <aside id="block-region-side-post" class="span3 block-region" data-blockregion="side-post" data-droptarget="1"></aside>    </div>
+
+		</div>
+		<div class="footer-ohm hidden-print" role="contentinfo">
+			<div class="container-fluid ">
+				<ul class="nav nav-justified">
+					<li><a target="_blank"
+						href="https://www.th-nuernberg.de/blendedlearning">Blended
+							Learning</a></li>
+					<li><a target="_blank"
+						href="https://www.th-nuernberg.de/rechenzentrum">Rechenzentrum</a>
+					</li>
+				</ul>
+			</div>
+			<div class="container-fluid ">
+                Rechenzentrum, Technische Hochschule Nürnberg <br> Bei technischen Problemen und Fragen erreichen Sie uns unter <a href="mailto:rz-service@th-nuernberg.de">RZ-Service</a>.<br>
+                Bitte beachten Sie die <a target="_blank" href="https://www.th-nuernberg.de/datenschutz">Datenschutzerklärung</a> der Technischen Hochschule Nürnberg.
+                <br><small>Moodle Version 3.5</small>
+			</div>
+		</div>
+		
+    <script type="text/javascript">
+//<![CDATA[
+var require = {
+    baseUrl : 'https://elearning.ohmportal.de/lib/requirejs.php/1537347941/',
+    // We only support AMD modules with an explicit define() statement.
+    enforceDefine: true,
+    skipDataMain: true,
+    waitSeconds : 0,
+
+    paths: {
+        jquery: 'https://elearning.ohmportal.de/lib/javascript.php/1537347941/lib/jquery/jquery-3.2.1.min',
+        jqueryui: 'https://elearning.ohmportal.de/lib/javascript.php/1537347941/lib/jquery/ui-1.12.1/jquery-ui.min',
+        jqueryprivate: 'https://elearning.ohmportal.de/lib/javascript.php/1537347941/lib/requirejs/jquery-private'
+    },
+
+    // Custom jquery config map.
+    map: {
+      // '*' means all modules will get 'jqueryprivate'
+      // for their 'jquery' dependency.
+      '*': { jquery: 'jqueryprivate' },
+      // Stub module for 'process'. This is a workaround for a bug in MathJax (see MDL-60458).
+      '*': { process: 'core/first' },
+
+      // 'jquery-private' wants the real jQuery module
+      // though. If this line was not here, there would
+      // be an unresolvable cyclic dependency.
+      jqueryprivate: { jquery: 'jquery' }
+    }
+};
+
+//]]>
+</script>
+<script type="text/javascript" src="https://elearning.ohmportal.de/lib/javascript.php/1537347941/lib/requirejs/require.min.js"></script>
+<script type="text/javascript">
+//<![CDATA[
+require(['core/first'], function() {
+;
+require(["media_videojs/loader"], function(loader) {
+    loader.setUp(function(videojs) {
+        videojs.options.flash.swf = "https://elearning.ohmportal.de/media/player/videojs/videojs/video-js.swf";
+videojs.addLanguage("de",{
+ "Play": "Wiedergabe",
+ "Pause": "Pause",
+ "Replay": "Erneut abspielen",
+ "Current Time": "Aktueller Zeitpunkt",
+ "Duration Time": "Dauer",
+ "Remaining Time": "Verbleibende Zeit",
+ "Stream Type": "Streamtyp",
+ "LIVE": "LIVE",
+ "Loaded": "Geladen",
+ "Progress": "Status",
+ "Fullscreen": "Vollbild",
+ "Non-Fullscreen": "Kein Vollbild",
+ "Mute": "Ton aus",
+ "Unmute": "Ton ein",
+ "Playback Rate": "Wiedergabegeschwindigkeit",
+ "Subtitles": "Untertitel",
+ "subtitles off": "Untertitel aus",
+ "Captions": "Untertitel",
+ "captions off": "Untertitel aus",
+ "Chapters": "Kapitel",
+ "You aborted the media playback": "Sie haben die Videowiedergabe abgebrochen.",
+ "A network error caused the media download to fail part-way.": "Der Videodownload ist aufgrund eines Netzwerkfehlers fehlgeschlagen.",
+ "The media could not be loaded, either because the server or network failed or because the format is not supported.": "Das Video konnte nicht geladen werden, da entweder ein Server- oder Netzwerkfehler auftrat oder das Format nicht unterstützt wird.",
+ "The media playback was aborted due to a corruption problem or because the media used features your browser did not support.": "Die Videowiedergabe wurde entweder wegen eines Problems mit einem beschädigten Video oder wegen verwendeten Funktionen, die vom Browser nicht unterstützt werden, abgebrochen.",
+ "No compatible source was found for this media.": "Für dieses Video wurde keine kompatible Quelle gefunden.",
+ "Play Video": "Video abspielen",
+ "Close": "Schließen",
+ "Modal Window": "Modales Fenster",
+ "This is a modal window": "Dies ist ein modales Fenster",
+ "This modal can be closed by pressing the Escape key or activating the close button.": "Durch Drücken der Esc-Taste bzw. Betätigung der Schaltfläche \"Schließen\" wird dieses modale Fenster geschlossen.",
+ ", opens captions settings dialog": ", öffnet Einstellungen für Untertitel",
+ ", opens subtitles settings dialog": ", öffnet Einstellungen für Untertitel",
+ ", selected": ", ausgewählt",
+ "captions settings": "Untertiteleinstellungen",
+ "subtitles settings": "Untertiteleinstellungen",
+ "descriptions settings": "Einstellungen für Beschreibungen",
+ "Close Modal Dialog": "Modales Fenster schließen",
+ "Descriptions": "Beschreibungen",
+ "descriptions off": "Beschreibungen aus",
+ "The media is encrypted and we do not have the keys to decrypt it.": "Die Entschlüsselungsschlüssel für den verschlüsselten Medieninhalt sind nicht verfügbar.",
+ ", opens descriptions settings dialog": ", öffnet Einstellungen für Beschreibungen",
+ "Audio Track": "Tonspur",
+ "Text": "Schrift",
+ "White": "Weiß",
+ "Black": "Schwarz",
+ "Red": "Rot",
+ "Green": "Grün",
+ "Blue": "Blau",
+ "Yellow": "Gelb",
+ "Magenta": "Magenta",
+ "Cyan": "Türkis",
+ "Background": "Hintergrund",
+ "Window": "Fenster",
+ "Transparent": "Durchsichtig",
+ "Semi-Transparent": "Halbdurchsichtig",
+ "Opaque": "Undurchsictig",
+ "Font Size": "Schriftgröße",
+ "Text Edge Style": "Textkantenstil",
+ "None": "Kein",
+ "Raised": "Erhoben",
+ "Depressed": "Gedrückt",
+ "Uniform": "Uniform",
+ "Dropshadow": "Schlagschatten",
+ "Font Family": "Schristfamilie",
+ "Proportional Sans-Serif": "Proportionale Sans-Serif",
+ "Monospace Sans-Serif": "Monospace Sans-Serif",
+ "Proportional Serif": "Proportionale Serif",
+ "Monospace Serif": "Monospace Serif",
+ "Casual": "Zwanglos",
+ "Script": "Schreibeschrift",
+ "Small Caps": "Small-Caps",
+ "Reset": "Zurücksetzen",
+ "restore all settings to the default values": "Alle Einstellungen auf die Standardwerte zurücksetzen",
+ "Done": "Fertig",
+ "Caption Settings Dialog": "Einstellungsdialog für Untertitel",
+ "Beginning of dialog window. Escape will cancel and close the window.": "Anfang des Dialogfensters. Esc bricht ab und schließt das Fenster.",
+ "End of dialog window.": "Ende des Dialogfensters.",
+ "Audio Player": "Audio-Player",
+ "Video Player": "Video-Player",
+ "Progress Bar": "Forschrittsbalken",
+ "progress bar timing: currentTime={1} duration={2}": "{1} von {2}",
+ "Volume Level": "Lautstärkestufe"
+});
+
+    });
+});;
+function legacy_activity_onclick_handler_1(e) { e.halt(); window.open('https://elearning.ohmportal.de/mod/resource/view.php?id=119626&redirect=1', '', 'width=620,height=450,toolbar=no,location=no,menubar=no,copyhistory=no,status=no,directories=no,scrollbars=yes,resizable=yes'); return false; };
+function legacy_activity_onclick_handler_2(e) { e.halt(); window.open('https://elearning.ohmportal.de/mod/url/view.php?id=119696&redirect=1'); return false; };
+function legacy_activity_onclick_handler_3(e) { e.halt(); window.open('https://elearning.ohmportal.de/mod/url/view.php?id=119697&redirect=1'); return false; };
+function legacy_activity_onclick_handler_4(e) { e.halt(); window.open('https://elearning.ohmportal.de/mod/url/view.php?id=119698&redirect=1'); return false; };
+function legacy_activity_onclick_handler_5(e) { e.halt(); window.open('https://elearning.ohmportal.de/mod/url/view.php?id=119703&redirect=1'); return false; };
+function legacy_activity_onclick_handler_6(e) { e.halt(); window.open('https://elearning.ohmportal.de/mod/resource/view.php?id=119695&redirect=1', '', 'width=620,height=450,toolbar=no,location=no,menubar=no,copyhistory=no,status=no,directories=no,scrollbars=yes,resizable=yes'); return false; };
+function legacy_activity_onclick_handler_7(e) { e.halt(); window.open('https://elearning.ohmportal.de/mod/resource/view.php?id=119744&redirect=1', '', 'width=620,height=450,toolbar=no,location=no,menubar=no,copyhistory=no,status=no,directories=no,scrollbars=yes,resizable=yes'); return false; };
+function legacy_activity_onclick_handler_8(e) { e.halt(); window.open('https://elearning.ohmportal.de/mod/url/view.php?id=119745&redirect=1'); return false; };
+function legacy_activity_onclick_handler_9(e) { e.halt(); window.open('https://elearning.ohmportal.de/mod/resource/view.php?id=119750&redirect=1', '', 'width=620,height=450,toolbar=no,location=no,menubar=no,copyhistory=no,status=no,directories=no,scrollbars=yes,resizable=yes'); return false; };
+function legacy_activity_onclick_handler_10(e) { e.halt(); window.open('https://elearning.ohmportal.de/mod/resource/view.php?id=119751&redirect=1', '', 'width=620,height=450,toolbar=no,location=no,menubar=no,copyhistory=no,status=no,directories=no,scrollbars=yes,resizable=yes'); return false; };
+function legacy_activity_onclick_handler_11(e) { e.halt(); window.open('https://elearning.ohmportal.de/mod/resource/view.php?id=119752&redirect=1', '', 'width=620,height=450,toolbar=no,location=no,menubar=no,copyhistory=no,status=no,directories=no,scrollbars=yes,resizable=yes'); return false; };
+function legacy_activity_onclick_handler_12(e) { e.halt(); window.open('https://elearning.ohmportal.de/mod/resource/view.php?id=119951&redirect=1', '', 'width=620,height=450,toolbar=no,location=no,menubar=no,copyhistory=no,status=no,directories=no,scrollbars=yes,resizable=yes'); return false; };
+function legacy_activity_onclick_handler_13(e) { e.halt(); window.open('https://elearning.ohmportal.de/mod/resource/view.php?id=89836&redirect=1', '', 'width=620,height=450,toolbar=no,location=no,menubar=no,copyhistory=no,status=no,directories=no,scrollbars=yes,resizable=yes'); return false; };
+function legacy_activity_onclick_handler_14(e) { e.halt(); window.open('https://elearning.ohmportal.de/mod/url/view.php?id=89827&redirect=1'); return false; };
+function legacy_activity_onclick_handler_15(e) { e.halt(); window.open('https://elearning.ohmportal.de/mod/url/view.php?id=89830&redirect=1'); return false; };
+function legacy_activity_onclick_handler_16(e) { e.halt(); window.open('https://elearning.ohmportal.de/mod/url/view.php?id=89837&redirect=1'); return false; };
+function legacy_activity_onclick_handler_17(e) { e.halt(); window.open('https://elearning.ohmportal.de/mod/url/view.php?id=89838&redirect=1'); return false; };
+function legacy_activity_onclick_handler_18(e) { e.halt(); window.open('https://elearning.ohmportal.de/mod/resource/view.php?id=89857&redirect=1', '', 'width=620,height=450,toolbar=no,location=no,menubar=no,copyhistory=no,status=no,directories=no,scrollbars=yes,resizable=yes'); return false; };
+function legacy_activity_onclick_handler_19(e) { e.halt(); window.open('https://elearning.ohmportal.de/mod/resource/view.php?id=159487&redirect=1', '', 'width=620,height=450,toolbar=no,location=no,menubar=no,copyhistory=no,status=no,directories=no,scrollbars=yes,resizable=yes'); return false; };
+function legacy_activity_onclick_handler_20(e) { e.halt(); window.open('https://elearning.ohmportal.de/mod/resource/view.php?id=89856&redirect=1', '', 'width=620,height=450,toolbar=no,location=no,menubar=no,copyhistory=no,status=no,directories=no,scrollbars=yes,resizable=yes'); return false; };
+function legacy_activity_onclick_handler_21(e) { e.halt(); window.open('https://elearning.ohmportal.de/mod/resource/view.php?id=120207&redirect=1', '', 'width=620,height=450,toolbar=no,location=no,menubar=no,copyhistory=no,status=no,directories=no,scrollbars=yes,resizable=yes'); return false; };
+function legacy_activity_onclick_handler_22(e) { e.halt(); window.open('https://elearning.ohmportal.de/mod/url/view.php?id=90038&redirect=1'); return false; };
+function legacy_activity_onclick_handler_23(e) { e.halt(); window.open('https://elearning.ohmportal.de/mod/resource/view.php?id=90136&redirect=1', '', 'width=620,height=450,toolbar=no,location=no,menubar=no,copyhistory=no,status=no,directories=no,scrollbars=yes,resizable=yes'); return false; };
+function legacy_activity_onclick_handler_24(e) { e.halt(); window.open('https://elearning.ohmportal.de/mod/url/view.php?id=90140&redirect=1'); return false; };
+function legacy_activity_onclick_handler_25(e) { e.halt(); window.open('https://elearning.ohmportal.de/mod/resource/view.php?id=90142&redirect=1', '', 'width=620,height=450,toolbar=no,location=no,menubar=no,copyhistory=no,status=no,directories=no,scrollbars=yes,resizable=yes'); return false; };
+function legacy_activity_onclick_handler_26(e) { e.halt(); window.open('https://elearning.ohmportal.de/mod/resource/view.php?id=161626&redirect=1', '', 'width=620,height=450,toolbar=no,location=no,menubar=no,copyhistory=no,status=no,directories=no,scrollbars=yes,resizable=yes'); return false; };
+function legacy_activity_onclick_handler_27(e) { e.halt(); window.open('https://elearning.ohmportal.de/mod/resource/view.php?id=161627&redirect=1', '', 'width=620,height=450,toolbar=no,location=no,menubar=no,copyhistory=no,status=no,directories=no,scrollbars=yes,resizable=yes'); return false; };
+function legacy_activity_onclick_handler_28(e) { e.halt(); window.open('https://elearning.ohmportal.de/mod/resource/view.php?id=161628&redirect=1', '', 'width=620,height=450,toolbar=no,location=no,menubar=no,copyhistory=no,status=no,directories=no,scrollbars=yes,resizable=yes'); return false; };
+function legacy_activity_onclick_handler_29(e) { e.halt(); window.open('https://elearning.ohmportal.de/mod/resource/view.php?id=161664&redirect=1', '', 'width=620,height=450,toolbar=no,location=no,menubar=no,copyhistory=no,status=no,directories=no,scrollbars=yes,resizable=yes'); return false; };
+function legacy_activity_onclick_handler_30(e) { e.halt(); window.open('https://elearning.ohmportal.de/mod/resource/view.php?id=161667&redirect=1', '', 'width=620,height=450,toolbar=no,location=no,menubar=no,copyhistory=no,status=no,directories=no,scrollbars=yes,resizable=yes'); return false; };
+function legacy_activity_onclick_handler_31(e) { e.halt(); window.open('https://elearning.ohmportal.de/mod/resource/view.php?id=161688&redirect=1', '', 'width=620,height=450,toolbar=no,location=no,menubar=no,copyhistory=no,status=no,directories=no,scrollbars=yes,resizable=yes'); return false; };
+function legacy_activity_onclick_handler_32(e) { e.halt(); window.open('https://elearning.ohmportal.de/mod/resource/view.php?id=161689&redirect=1', '', 'width=620,height=450,toolbar=no,location=no,menubar=no,copyhistory=no,status=no,directories=no,scrollbars=yes,resizable=yes'); return false; };
+
+    require(['core/yui'], function(Y) {
+            Y.on('click', legacy_activity_onclick_handler_1, '#label_8_40', null);
+    });
+;
+
+    require(['core/yui'], function(Y) {
+            Y.on('click', legacy_activity_onclick_handler_2, '#label_8_41', null);
+    });
+;
+
+    require(['core/yui'], function(Y) {
+            Y.on('click', legacy_activity_onclick_handler_3, '#label_8_42', null);
+    });
+;
+
+    require(['core/yui'], function(Y) {
+            Y.on('click', legacy_activity_onclick_handler_4, '#label_8_43', null);
+    });
+;
+
+    require(['core/yui'], function(Y) {
+            Y.on('click', legacy_activity_onclick_handler_5, '#label_8_44', null);
+    });
+;
+
+    require(['core/yui'], function(Y) {
+            Y.on('click', legacy_activity_onclick_handler_6, '#label_8_45', null);
+    });
+;
+
+    require(['core/yui'], function(Y) {
+            Y.on('click', legacy_activity_onclick_handler_7, '#label_8_46', null);
+    });
+;
+
+    require(['core/yui'], function(Y) {
+            Y.on('click', legacy_activity_onclick_handler_8, '#label_8_47', null);
+    });
+;
+
+    require(['core/yui'], function(Y) {
+            Y.on('click', legacy_activity_onclick_handler_9, '#label_8_48', null);
+    });
+;
+
+    require(['core/yui'], function(Y) {
+            Y.on('click', legacy_activity_onclick_handler_10, '#label_8_49', null);
+    });
+;
+
+    require(['core/yui'], function(Y) {
+            Y.on('click', legacy_activity_onclick_handler_11, '#label_8_50', null);
+    });
+;
+
+    require(['core/yui'], function(Y) {
+            Y.on('click', legacy_activity_onclick_handler_12, '#label_8_51', null);
+    });
+;
+
+    require(['core/yui'], function(Y) {
+            Y.on('click', legacy_activity_onclick_handler_13, '#label_8_52', null);
+    });
+;
+
+    require(['core/yui'], function(Y) {
+            Y.on('click', legacy_activity_onclick_handler_14, '#label_8_53', null);
+    });
+;
+
+    require(['core/yui'], function(Y) {
+            Y.on('click', legacy_activity_onclick_handler_15, '#label_8_54', null);
+    });
+;
+
+    require(['core/yui'], function(Y) {
+            Y.on('click', legacy_activity_onclick_handler_16, '#label_8_55', null);
+    });
+;
+
+    require(['core/yui'], function(Y) {
+            Y.on('click', legacy_activity_onclick_handler_17, '#label_8_56', null);
+    });
+;
+
+    require(['core/yui'], function(Y) {
+            Y.on('click', legacy_activity_onclick_handler_18, '#label_8_57', null);
+    });
+;
+
+    require(['core/yui'], function(Y) {
+            Y.on('click', legacy_activity_onclick_handler_19, '#label_8_59', null);
+    });
+;
+
+    require(['core/yui'], function(Y) {
+            Y.on('click', legacy_activity_onclick_handler_20, '#label_8_60', null);
+    });
+;
+
+    require(['core/yui'], function(Y) {
+            Y.on('click', legacy_activity_onclick_handler_21, '#label_8_61', null);
+    });
+;
+
+    require(['core/yui'], function(Y) {
+            Y.on('click', legacy_activity_onclick_handler_22, '#label_8_62', null);
+    });
+;
+
+    require(['core/yui'], function(Y) {
+            Y.on('click', legacy_activity_onclick_handler_23, '#label_8_63', null);
+    });
+;
+
+    require(['core/yui'], function(Y) {
+            Y.on('click', legacy_activity_onclick_handler_24, '#label_8_64', null);
+    });
+;
+
+    require(['core/yui'], function(Y) {
+            Y.on('click', legacy_activity_onclick_handler_25, '#label_8_65', null);
+    });
+;
+
+    require(['core/yui'], function(Y) {
+            Y.on('click', legacy_activity_onclick_handler_26, '#label_8_68', null);
+    });
+;
+
+    require(['core/yui'], function(Y) {
+            Y.on('click', legacy_activity_onclick_handler_27, '#label_8_69', null);
+    });
+;
+
+    require(['core/yui'], function(Y) {
+            Y.on('click', legacy_activity_onclick_handler_28, '#label_8_70', null);
+    });
+;
+
+    require(['core/yui'], function(Y) {
+            Y.on('click', legacy_activity_onclick_handler_29, '#label_8_71', null);
+    });
+;
+
+    require(['core/yui'], function(Y) {
+            Y.on('click', legacy_activity_onclick_handler_30, '#label_8_72', null);
+    });
+;
+
+    require(['core/yui'], function(Y) {
+            Y.on('click', legacy_activity_onclick_handler_31, '#label_8_73', null);
+    });
+;
+
+    require(['core/yui'], function(Y) {
+            Y.on('click', legacy_activity_onclick_handler_32, '#label_8_74', null);
+    });
+;
+require(["block_navigation/navblock"], function(amd) { amd.init("4"); });;
+require(["block_settings/settingsblock"], function(amd) { amd.init("5", null); });;
+
+require(['core/yui'], function(Y) {
+    M.util.init_skiplink(Y);
+});
+;
+
+require(['core/yui'], function(Y) {
+    Y.use('moodle-core-actionmenu', function() {
+        M.core.actionmenu.init();
+    });
+});
+;
+
+    require(['core/yui'], function(Y) {
+            Y.on('click', legacy_activity_onclick_handler_28, '#label_8_70', null);
+    });
+;
+require(["core/notification"], function(amd) { amd.init(322193, []); });;
+require(["core/log"], function(amd) { amd.setConfig({"level":"warn"}); });
+});
+//]]>
+</script>
+<script type="text/javascript" src="https://elearning.ohmportal.de/theme/javascript.php/efi/1537347941/footer"></script>
+<script type="text/javascript">
+//<![CDATA[
+M.str = {"moodle":{"lastmodified":"Zuletzt ge\u00e4ndert","name":"Name","error":"Fehler","info":"Informationen","yes":"Ja","no":"Nein","viewallcourses":"Alle Kurse zeigen","cancel":"Abbrechen","morehelp":"Weitere Hilfe","loadinghelp":"Wird geladen...","confirm":"Best\u00e4tigen","areyousure":"Sind Sie sicher?","closebuttontitle":"Schlie\u00dfen","unknownerror":"Unbekannter Fehler"},"repository":{"type":"Typ","size":"Gr\u00f6\u00dfe","invalidjson":"Ung\u00fcltiger JSON-Text","nofilesattached":"Keine Datei","filepicker":"Dateiauswahl","logout":"Abmelden","nofilesavailable":"Keine Dateien vorhanden","norepositoriesavailable":"Keine Ihrer aktuellen Repositories kann Dateien im n\u00f6tigen Format liefern","fileexistsdialogheader":"Datei bereits vorhanden","fileexistsdialog_editor":"Eine Datei mit diesem Namen wurde bereits an den Text angeh\u00e4ngt, den Sie gerade bearbeiten","fileexistsdialog_filemanager":"Eine Datei mit diesem Namen wurde bereits an den Text angeh\u00e4ngt","renameto":"Nach '{$a}' umbenennen","referencesexist":"{$a} Aliase\/Verkn\u00fcpfungen zu dieser Datei","select":"W\u00e4hlen Sie"},"admin":{"confirmdeletecomments":"M\u00f6chten Sie die Kommentare wirklich l\u00f6schen?","confirmation":"Best\u00e4tigung"}};
+//]]>
+</script>
+<script type="text/javascript">
+//<![CDATA[
+(function() {Y.use("moodle-filter_mathjaxloader-loader",function() {M.filter_mathjaxloader.configure({"mathjaxconfig":"\nMathJax.Hub.Config({\n    config: [\"Accessible.js\", \"Safe.js\"],\n    errorSettings: { message: [\"!\"] },\n    skipStartupTypeset: true,\n    messageStyle: \"none\"\n});\n","lang":"de"});
+});
+M.util.help_popups.setup(Y);
+Y.use("moodle-core-popuphelp",function() {M.core.init_popuphelp();
+});
+M.util.init_block_hider(Y, {"id":"inst4","title":"Navigation","preference":"block4hidden","tooltipVisible":"Block Navigation verbergen","tooltipHidden":"Block Navigation anzeigen"});
+M.util.init_block_hider(Y, {"id":"inst5","title":"Einstellungen","preference":"block5hidden","tooltipVisible":"Block Einstellungen verbergen","tooltipHidden":"Block Einstellungen anzeigen"});
+M.util.init_block_hider(Y, {"id":"inst3479","title":"Moodle Support &amp; Blended Learning","preference":"block3479hidden","tooltipVisible":"Block Moodle Support &amp; Blended Learning verbergen","tooltipHidden":"Block Moodle Support &amp; Blended Learning anzeigen"});
+ M.util.js_pending('random5bc1ad639f99579'); Y.on('domready', function() { M.util.js_complete("init");  M.util.js_complete('random5bc1ad639f99579'); });
+})();
+//]]>
+</script>
+
+</div>
+	</div>
+</body>
+</html>
@@ -60,7 +60,6 @@ def doMovement():
    image_rect.centery += move_vector[1]

    if size_image[0]/2 <= image_rect.centerx <= width-(size_image[0]/2) and size_image[1]/2 <= image_rect.centery <= height-(size_image[1]/2):
-
        pass
    else:
        if image_rect.centerx >= width-size_image[0]/2 or image_rect.centerx <= size_image[0]/2:
@@ -0,0 +1,18 @@
+function afterLoaded() {
+
+   // alert("GELADEN!")
+
+    // var bla = document.getElementsByName()
+
+    var ard = document.getElementById("P1")
+    var zdf = document.getElementById("P2")
+    var rtl = document.getElementById("P3")
+
+   // ard.onclick = function() {alert("Erstes Programm");}
+
+    ard.addEventListener("click", function() {alert("Erstes Programm");} )
+    zdf.addEventListener("click", function() {alert("Zweites Programm");} )
+    rtl.addEventListener("click", function() {alert("Drittes Programm");} )
+}
+
+window.addEventListener('load', afterLoaded);
@@ -0,0 +1,3 @@
+*{
+    color: red;
+}
@@ -0,0 +1,16 @@
+import socket
+
+myclient = socket.socket()
+hostname = socket.gethostname()
+port = 22445
+
+myclient.connect((hostname, port))
+
+msg_to_server = input("Aufgabe 1: Bitte geben Sie eine Nachricht ein: ")
+
+myclient.send(msg_to_server.encode('utf-8'))
+converted_msg = myclient.recv(1024)
+print("Erhaltener string: ", converted_msg.decode('utf-8'))
+
+myclient.close()
+
@@ -0,0 +1,13 @@
+import socket
+
+myserver = socket.socket()
+hostname = socket.gethostname()
+port = 22445
+myserver.bind((hostname, port))
+myserver.listen()
+
+(connection, addr) = myserver.accept()
+msg_from_client = connection.recv(1024).decode('utf-8')
+in_capital_letters = msg_from_client.upper()
+connection.send(in_capital_letters.encode('utf-8'))
+
@@ -0,0 +1,18 @@
+import socket
+
+myclient = socket.socket()
+hostname = socket.gethostname()
+port = 33221
+
+myclient.connect((hostname, port))
+
+while True:
+    msg_to_server = input("Aufgabe 2: Bitte geben Sie eine Nachricht ein: ")
+
+    if msg_to_server != "STOP":
+        myclient.send(msg_to_server.encode('utf-8'))
+        converted_msg = myclient.recv(1024).decode('utf-8')
+        print("Erhaltener string: ", converted_msg)
+    else:
+        myclient.close()
+        break
@@ -0,0 +1,14 @@
+import socket
+
+myserver = socket.socket()
+hostname = socket.gethostname()
+port = 33221
+myserver.bind((hostname, port))
+myserver.listen()
+
+(connection, addr) = myserver.accept()
+
+while True:
+    msg_from_client = connection.recv(1024).decode('utf-8')
+    in_capital_letters = msg_from_client.upper()
+    connection.send(in_capital_letters.encode('utf-8'))
@@ -0,0 +1,57 @@
+import http.server
+import urllib.parse
+
+class MyOwnHandler(http.server.BaseHTTPRequestHandler):
+
+    def do_GET(self):
+        self.send_response(200)
+        self.end_headers()
+        parsed = urllib.parse.urlparse(self.path)
+        print("Geparsed wurde: ", parsed)
+
+        myOwnPath = parsed.path
+        print("Variable myOwnath ist :", myOwnPath)
+
+        nameOfMyOwnPath = myOwnPath[1:4].upper() #schneidet "/" am Anfang ab und verwandelt "yang" zu "YANG" bzw "ying" zu "YING, damit Titel des HTML-Files später "YANG_File" bzw "YING_File" ist
+        MyOwnQuery = parsed.query
+
+        msg_to_return = f"<html><head><title>{nameOfMyOwnPath}_File</title></head>"
+
+        if myOwnPath == "/Ying":
+            msg_to_return += "<body><p>This is the Ying-page.</p>"
+            msg_to_return += f"<p>You accessed path: {myOwnPath}</p>"
+            msg_to_return += '<a href="Yang">Go to Yang-Page</a>'
+            msg_to_return += "</body></html>"
+
+        if myOwnPath == "/Yang":
+            msg_to_return += "<body><p>This is the Yang-page.</p>"
+            msg_to_return += f"<p>You accessed path: {myOwnPath}</p>"
+            msg_to_return += '<a href="Ying">Go to Ying-Page</a>'
+            msg_to_return += "</body></html>"
+
+        self.wfile.write(msg_to_return.encode("utf-8"))
+
+
+        # self.wfile.write(f"<html><head><title>{nameOfMyOwnPath}_File</title></head>".encode('utf-8'))
+        #
+        # if myOwnPath == "/Ying":
+        #     self.wfile.write("<body><p>This is the Ying-page.</p>".encode('utf-8'))
+        #     self.wfile.write(f"<p>You accessed path: {myOwnPath}</p>".encode('utf-8'))
+        #     self.wfile.write('<a href="YANG_File">Go to Yang-Page</a>'.encode('utf-8'))
+        #     self.wfile.write("</body></html>".encode('utf-8'))
+        #     self.wfile.close()
+        #
+        # if myOwnPath == "/Yang":
+        #     self.wfile.write("<body><p>Sie sind auf der Yang-Seite.</p>".encode('utf-8'))
+        #     self.wfile.write(f"<p>Eigener Pfad: {myOwnPath}</p>".encode('utf-8'))
+        #     self.wfile.write('<a href="YING_File">Gehe zur Ying-Seite</a>'.encode('utf-8'))
+        #     self.wfile.write("</body></html>".encode('utf-8'))
+        #     self.wfile.close()
+
+
+port = 22233
+handler = MyOwnHandler
+address = ('', port)
+
+myserver = http.server.HTTPServer(address, handler)
+myserver.serve_forever()
@@ -0,0 +1,47 @@
+import http.server
+import urllib.parse
+
+class MyOwnHandler(http.server.BaseHTTPRequestHandler):
+
+    def do_GET(self):
+        self.send_response(200)
+        self.end_headers()
+        parsed = urllib.parse.urlparse(self.path)
+
+        path = parsed.path
+        query = parsed.query
+        query_components = urllib.parse.parse_qsl(query)
+
+        # query_components has form: [ ('von_param','???') ,  ('bis_param','???') ]
+
+        print("Die Query lautet: ", query_components)
+
+        if query_components != "[]":
+            von_param = int(query_components[0][1])
+            bis_param = int(query_components[1][1])
+
+            values = []
+
+            for curr_number in range(von_param, bis_param +1):
+                values.append((curr_number, curr_number**2),)
+
+            msg_to_return = "<html><head><title>Wertetabelle_mit_Quadratzahlen</title></head>"
+            msg_to_return += "<body><table>Quadrat_Tabelle"
+            msg_to_return += "<tr><th>QUADRATZAHLEN</th></tr>"
+
+            for all_tuples in values:
+                msg_to_return += f"<tr><td>{all_tuples[0]}</td><td>{all_tuples[1]}</td></tr>"
+
+            msg_to_return += "</table></body>"
+
+            self.wfile.write(msg_to_return.encode("utf-8"))
+        else:
+            pass
+
+
+port = 33444
+handler = MyOwnHandler
+address = ('', port)
+
+myserver = http.server.HTTPServer(address, handler)
+myserver.serve_forever()
@@ -0,0 +1,11 @@
+import sys
+from krypto import hashes
+
+myString = bytearray("Hello", encoding='utf-8')
+
+hashwert = hashes.hashMod(myString)
+
+print("Der Hashwert lautet: ", hashwert)
+
+
+
@@ -0,0 +1,14 @@
+import sys
+
+""" Modul zur Erzeugung eines Hashwerts für Strings, die als Bytefolgen interpretiert werden """
+
+def hashMod(bytes):
+    result = 0
+    for byte in bytes:
+        result += byte
+    return result % sys.maxsize
+
+if __name__ == "__main__":
+    myByteArray = bytearray("Schokopraline", encoding='utf-8')
+    hashvalue = hashMod(myByteArray)
+    print("Ohne importierten Aufruf lautet der Hashwert zu 'Schokopraline': ", hashvalue)
@@ -0,0 +1,16 @@
+from unittest import TestCase
+
+from krypto import hashes
+
+
+class TestHashMod(TestCase):
+    def test_hashMod(self):
+        firstCall = hashes.hashMod("Sahnetorte".encode('utf-8'))
+        secondCall = hashes.hashMod("Sahnetorte".encode('utf-8'))
+        straingeCall = hashes.hashMod("Kirschkuchen".encode('utf-8'))
+
+        self.assertEqual(firstCall, secondCall, "Die Werte sind gleich! -> Test geglückt") # firstCall and secondCall are Equal so test should finish with OK
+
+        self.assertNotEqual(firstCall, straingeCall, "Die Werte sind ungleich, Test ebenfalls geglückt!")  # firstCall and straingeCall are not equal so test should finish with OK
+
+        #self.assertEqual(firstCall, straingeCall, "Die Werte sind gleich! -> Test geglückt") # firstCall and Strainge call are not equal but equality is tested. Test should finish with FAILED
@@ -0,0 +1 @@
+./setuptools-39.1.0-py3.7.egg
@@ -0,0 +1,69 @@
+Metadata-Version: 2.1
+Name: pip
+Version: 10.0.1
+Summary: The PyPA recommended tool for installing Python packages.
+Home-page: https://pip.pypa.io/
+Author: The pip developers
+Author-email: python-virtualenv@groups.google.com
+License: MIT
+Description: pip
+        ===
+        
+        The `PyPA recommended`_ tool for installing Python packages.
+        
+        .. image:: https://img.shields.io/pypi/v/pip.svg
+           :target: https://pypi.org/project/pip/
+        
+        .. image:: https://img.shields.io/travis/pypa/pip/master.svg
+           :target: http://travis-ci.org/pypa/pip
+        
+        .. image:: https://img.shields.io/appveyor/ci/pypa/pip.svg
+           :target: https://ci.appveyor.com/project/pypa/pip/history
+        
+        .. image:: https://readthedocs.org/projects/pip/badge/?version=latest
+           :target: https://pip.pypa.io/en/latest
+        
+        * `Installation`_
+        * `Documentation`_
+        * `Changelog`_
+        * `GitHub Page`_
+        * `Issue Tracking`_
+        * `User mailing list`_
+        * `Dev mailing list`_
+        * User IRC: #pypa on Freenode.
+        * Dev IRC: #pypa-dev on Freenode.
+        
+        Code of Conduct
+        ---------------
+        
+        Everyone interacting in the pip project's codebases, issue trackers, chat
+        rooms and mailing lists is expected to follow the `PyPA Code of Conduct`_.
+        
+        .. _PyPA recommended: https://packaging.python.org/en/latest/current/
+        .. _Installation: https://pip.pypa.io/en/stable/installing.html
+        .. _Documentation: https://pip.pypa.io/en/stable/
+        .. _Changelog: https://pip.pypa.io/en/stable/news.html
+        .. _GitHub Page: https://github.com/pypa/pip
+        .. _Issue Tracking: https://github.com/pypa/pip/issues
+        .. _User mailing list: http://groups.google.com/group/python-virtualenv
+        .. _Dev mailing list: http://groups.google.com/group/pypa-dev
+        .. _PyPA Code of Conduct: https://www.pypa.io/en/latest/code-of-conduct/
+        
+Keywords: easy_install distutils setuptools egg virtualenv
+Platform: UNKNOWN
+Classifier: Development Status :: 5 - Production/Stable
+Classifier: Intended Audience :: Developers
+Classifier: License :: OSI Approved :: MIT License
+Classifier: Topic :: Software Development :: Build Tools
+Classifier: Programming Language :: Python
+Classifier: Programming Language :: Python :: 2
+Classifier: Programming Language :: Python :: 2.7
+Classifier: Programming Language :: Python :: 3
+Classifier: Programming Language :: Python :: 3.3
+Classifier: Programming Language :: Python :: 3.4
+Classifier: Programming Language :: Python :: 3.5
+Classifier: Programming Language :: Python :: 3.6
+Classifier: Programming Language :: Python :: Implementation :: CPython
+Classifier: Programming Language :: Python :: Implementation :: PyPy
+Requires-Python: >=2.7,!=3.0.*,!=3.1.*,!=3.2.*
+Provides-Extra: testing
@@ -0,0 +1,347 @@
+AUTHORS.txt
+LICENSE.txt
+MANIFEST.in
+NEWS.rst
+README.rst
+pyproject.toml
+setup.cfg
+setup.py
+docs/Makefile
+docs/__init__.py
+docs/conf.py
+docs/configuration.rst
+docs/cookbook.rst
+docs/development.rst
+docs/docutils.conf
+docs/index.rst
+docs/installing.rst
+docs/logic.rst
+docs/make.bat
+docs/news.rst
+docs/pipext.py
+docs/quickstart.rst
+docs/usage.rst
+docs/user_guide.rst
+docs/man/pip.rst
+docs/man/commands/check.rst
+docs/man/commands/config.rst
+docs/man/commands/download.rst
+docs/man/commands/freeze.rst
+docs/man/commands/hash.rst
+docs/man/commands/help.rst
+docs/man/commands/install.rst
+docs/man/commands/list.rst
+docs/man/commands/search.rst
+docs/man/commands/show.rst
+docs/man/commands/uninstall.rst
+docs/man/commands/wheel.rst
+docs/reference/index.rst
+docs/reference/pip.rst
+docs/reference/pip_check.rst
+docs/reference/pip_config.rst
+docs/reference/pip_download.rst
+docs/reference/pip_freeze.rst
+docs/reference/pip_hash.rst
+docs/reference/pip_install.rst
+docs/reference/pip_list.rst
+docs/reference/pip_search.rst
+docs/reference/pip_show.rst
+docs/reference/pip_uninstall.rst
+docs/reference/pip_wheel.rst
+src/pip/__init__.py
+src/pip/__main__.py
+src/pip.egg-info/PKG-INFO
+src/pip.egg-info/SOURCES.txt
+src/pip.egg-info/dependency_links.txt
+src/pip.egg-info/entry_points.txt
+src/pip.egg-info/not-zip-safe
+src/pip.egg-info/requires.txt
+src/pip.egg-info/top_level.txt
+src/pip/_internal/__init__.py
+src/pip/_internal/basecommand.py
+src/pip/_internal/baseparser.py
+src/pip/_internal/build_env.py
+src/pip/_internal/cache.py
+src/pip/_internal/cmdoptions.py
+src/pip/_internal/compat.py
+src/pip/_internal/configuration.py
+src/pip/_internal/download.py
+src/pip/_internal/exceptions.py
+src/pip/_internal/index.py
+src/pip/_internal/locations.py
+src/pip/_internal/pep425tags.py
+src/pip/_internal/resolve.py
+src/pip/_internal/status_codes.py
+src/pip/_internal/wheel.py
+src/pip/_internal/commands/__init__.py
+src/pip/_internal/commands/check.py
+src/pip/_internal/commands/completion.py
+src/pip/_internal/commands/configuration.py
+src/pip/_internal/commands/download.py
+src/pip/_internal/commands/freeze.py
+src/pip/_internal/commands/hash.py
+src/pip/_internal/commands/help.py
+src/pip/_internal/commands/install.py
+src/pip/_internal/commands/list.py
+src/pip/_internal/commands/search.py
+src/pip/_internal/commands/show.py
+src/pip/_internal/commands/uninstall.py
+src/pip/_internal/commands/wheel.py
+src/pip/_internal/models/__init__.py
+src/pip/_internal/models/index.py
+src/pip/_internal/operations/__init__.py
+src/pip/_internal/operations/check.py
+src/pip/_internal/operations/freeze.py
+src/pip/_internal/operations/prepare.py
+src/pip/_internal/req/__init__.py
+src/pip/_internal/req/req_file.py
+src/pip/_internal/req/req_install.py
+src/pip/_internal/req/req_set.py
+src/pip/_internal/req/req_uninstall.py
+src/pip/_internal/utils/__init__.py
+src/pip/_internal/utils/appdirs.py
+src/pip/_internal/utils/deprecation.py
+src/pip/_internal/utils/encoding.py
+src/pip/_internal/utils/filesystem.py
+src/pip/_internal/utils/glibc.py
+src/pip/_internal/utils/hashes.py
+src/pip/_internal/utils/logging.py
+src/pip/_internal/utils/misc.py
+src/pip/_internal/utils/outdated.py
+src/pip/_internal/utils/packaging.py
+src/pip/_internal/utils/setuptools_build.py
+src/pip/_internal/utils/temp_dir.py
+src/pip/_internal/utils/typing.py
+src/pip/_internal/utils/ui.py
+src/pip/_internal/vcs/__init__.py
+src/pip/_internal/vcs/bazaar.py
+src/pip/_internal/vcs/git.py
+src/pip/_internal/vcs/mercurial.py
+src/pip/_internal/vcs/subversion.py
+src/pip/_vendor/README.rst
+src/pip/_vendor/__init__.py
+src/pip/_vendor/appdirs.py
+src/pip/_vendor/distro.py
+src/pip/_vendor/ipaddress.py
+src/pip/_vendor/pyparsing.py
+src/pip/_vendor/retrying.py
+src/pip/_vendor/six.py
+src/pip/_vendor/vendor.txt
+src/pip/_vendor/cachecontrol/__init__.py
+src/pip/_vendor/cachecontrol/_cmd.py
+src/pip/_vendor/cachecontrol/adapter.py
+src/pip/_vendor/cachecontrol/cache.py
+src/pip/_vendor/cachecontrol/compat.py
+src/pip/_vendor/cachecontrol/controller.py
+src/pip/_vendor/cachecontrol/filewrapper.py
+src/pip/_vendor/cachecontrol/heuristics.py
+src/pip/_vendor/cachecontrol/serialize.py
+src/pip/_vendor/cachecontrol/wrapper.py
+src/pip/_vendor/cachecontrol/caches/__init__.py
+src/pip/_vendor/cachecontrol/caches/file_cache.py
+src/pip/_vendor/cachecontrol/caches/redis_cache.py
+src/pip/_vendor/certifi/__init__.py
+src/pip/_vendor/certifi/__main__.py
+src/pip/_vendor/certifi/cacert.pem
+src/pip/_vendor/certifi/core.py
+src/pip/_vendor/chardet/__init__.py
+src/pip/_vendor/chardet/big5freq.py
+src/pip/_vendor/chardet/big5prober.py
+src/pip/_vendor/chardet/chardistribution.py
+src/pip/_vendor/chardet/charsetgroupprober.py
+src/pip/_vendor/chardet/charsetprober.py
+src/pip/_vendor/chardet/codingstatemachine.py
+src/pip/_vendor/chardet/compat.py
+src/pip/_vendor/chardet/cp949prober.py
+src/pip/_vendor/chardet/enums.py
+src/pip/_vendor/chardet/escprober.py
+src/pip/_vendor/chardet/escsm.py
+src/pip/_vendor/chardet/eucjpprober.py
+src/pip/_vendor/chardet/euckrfreq.py
+src/pip/_vendor/chardet/euckrprober.py
+src/pip/_vendor/chardet/euctwfreq.py
+src/pip/_vendor/chardet/euctwprober.py
+src/pip/_vendor/chardet/gb2312freq.py
+src/pip/_vendor/chardet/gb2312prober.py
+src/pip/_vendor/chardet/hebrewprober.py
+src/pip/_vendor/chardet/jisfreq.py
+src/pip/_vendor/chardet/jpcntx.py
+src/pip/_vendor/chardet/langbulgarianmodel.py
+src/pip/_vendor/chardet/langcyrillicmodel.py
+src/pip/_vendor/chardet/langgreekmodel.py
+src/pip/_vendor/chardet/langhebrewmodel.py
+src/pip/_vendor/chardet/langhungarianmodel.py
+src/pip/_vendor/chardet/langthaimodel.py
+src/pip/_vendor/chardet/langturkishmodel.py
+src/pip/_vendor/chardet/latin1prober.py
+src/pip/_vendor/chardet/mbcharsetprober.py
+src/pip/_vendor/chardet/mbcsgroupprober.py
+src/pip/_vendor/chardet/mbcssm.py
+src/pip/_vendor/chardet/sbcharsetprober.py
+src/pip/_vendor/chardet/sbcsgroupprober.py
+src/pip/_vendor/chardet/sjisprober.py
+src/pip/_vendor/chardet/universaldetector.py
+src/pip/_vendor/chardet/utf8prober.py
+src/pip/_vendor/chardet/version.py
+src/pip/_vendor/chardet/cli/__init__.py
+src/pip/_vendor/chardet/cli/chardetect.py
+src/pip/_vendor/colorama/__init__.py
+src/pip/_vendor/colorama/ansi.py
+src/pip/_vendor/colorama/ansitowin32.py
+src/pip/_vendor/colorama/initialise.py
+src/pip/_vendor/colorama/win32.py
+src/pip/_vendor/colorama/winterm.py
+src/pip/_vendor/distlib/__init__.py
+src/pip/_vendor/distlib/compat.py
+src/pip/_vendor/distlib/database.py
+src/pip/_vendor/distlib/index.py
+src/pip/_vendor/distlib/locators.py
+src/pip/_vendor/distlib/manifest.py
+src/pip/_vendor/distlib/markers.py
+src/pip/_vendor/distlib/metadata.py
+src/pip/_vendor/distlib/resources.py
+src/pip/_vendor/distlib/scripts.py
+src/pip/_vendor/distlib/t32.exe
+src/pip/_vendor/distlib/t64.exe
+src/pip/_vendor/distlib/util.py
+src/pip/_vendor/distlib/version.py
+src/pip/_vendor/distlib/w32.exe
+src/pip/_vendor/distlib/w64.exe
+src/pip/_vendor/distlib/wheel.py
+src/pip/_vendor/distlib/_backport/__init__.py
+src/pip/_vendor/distlib/_backport/misc.py
+src/pip/_vendor/distlib/_backport/shutil.py
+src/pip/_vendor/distlib/_backport/sysconfig.cfg
+src/pip/_vendor/distlib/_backport/sysconfig.py
+src/pip/_vendor/distlib/_backport/tarfile.py
+src/pip/_vendor/html5lib/__init__.py
+src/pip/_vendor/html5lib/_ihatexml.py
+src/pip/_vendor/html5lib/_inputstream.py
+src/pip/_vendor/html5lib/_tokenizer.py
+src/pip/_vendor/html5lib/_utils.py
+src/pip/_vendor/html5lib/constants.py
+src/pip/_vendor/html5lib/html5parser.py
+src/pip/_vendor/html5lib/serializer.py
+src/pip/_vendor/html5lib/_trie/__init__.py
+src/pip/_vendor/html5lib/_trie/_base.py
+src/pip/_vendor/html5lib/_trie/datrie.py
+src/pip/_vendor/html5lib/_trie/py.py
+src/pip/_vendor/html5lib/filters/__init__.py
+src/pip/_vendor/html5lib/filters/alphabeticalattributes.py
+src/pip/_vendor/html5lib/filters/base.py
+src/pip/_vendor/html5lib/filters/inject_meta_charset.py
+src/pip/_vendor/html5lib/filters/lint.py
+src/pip/_vendor/html5lib/filters/optionaltags.py
+src/pip/_vendor/html5lib/filters/sanitizer.py
+src/pip/_vendor/html5lib/filters/whitespace.py
+src/pip/_vendor/html5lib/treeadapters/__init__.py
+src/pip/_vendor/html5lib/treeadapters/genshi.py
+src/pip/_vendor/html5lib/treeadapters/sax.py
+src/pip/_vendor/html5lib/treebuilders/__init__.py
+src/pip/_vendor/html5lib/treebuilders/base.py
+src/pip/_vendor/html5lib/treebuilders/dom.py
+src/pip/_vendor/html5lib/treebuilders/etree.py
+src/pip/_vendor/html5lib/treebuilders/etree_lxml.py
+src/pip/_vendor/html5lib/treewalkers/__init__.py
+src/pip/_vendor/html5lib/treewalkers/base.py
+src/pip/_vendor/html5lib/treewalkers/dom.py
+src/pip/_vendor/html5lib/treewalkers/etree.py
+src/pip/_vendor/html5lib/treewalkers/etree_lxml.py
+src/pip/_vendor/html5lib/treewalkers/genshi.py
+src/pip/_vendor/idna/__init__.py
+src/pip/_vendor/idna/codec.py
+src/pip/_vendor/idna/compat.py
+src/pip/_vendor/idna/core.py
+src/pip/_vendor/idna/idnadata.py
+src/pip/_vendor/idna/intranges.py
+src/pip/_vendor/idna/package_data.py
+src/pip/_vendor/idna/uts46data.py
+src/pip/_vendor/lockfile/__init__.py
+src/pip/_vendor/lockfile/linklockfile.py
+src/pip/_vendor/lockfile/mkdirlockfile.py
+src/pip/_vendor/lockfile/pidlockfile.py
+src/pip/_vendor/lockfile/sqlitelockfile.py
+src/pip/_vendor/lockfile/symlinklockfile.py
+src/pip/_vendor/msgpack/__init__.py
+src/pip/_vendor/msgpack/_version.py
+src/pip/_vendor/msgpack/exceptions.py
+src/pip/_vendor/msgpack/fallback.py
+src/pip/_vendor/packaging/__about__.py
+src/pip/_vendor/packaging/__init__.py
+src/pip/_vendor/packaging/_compat.py
+src/pip/_vendor/packaging/_structures.py
+src/pip/_vendor/packaging/markers.py
+src/pip/_vendor/packaging/requirements.py
+src/pip/_vendor/packaging/specifiers.py
+src/pip/_vendor/packaging/utils.py
+src/pip/_vendor/packaging/version.py
+src/pip/_vendor/pkg_resources/__init__.py
+src/pip/_vendor/pkg_resources/py31compat.py
+src/pip/_vendor/progress/__init__.py
+src/pip/_vendor/progress/bar.py
+src/pip/_vendor/progress/counter.py
+src/pip/_vendor/progress/helpers.py
+src/pip/_vendor/progress/spinner.py
+src/pip/_vendor/pytoml/__init__.py
+src/pip/_vendor/pytoml/core.py
+src/pip/_vendor/pytoml/parser.py
+src/pip/_vendor/pytoml/writer.py
+src/pip/_vendor/requests/__init__.py
+src/pip/_vendor/requests/__version__.py
+src/pip/_vendor/requests/_internal_utils.py
+src/pip/_vendor/requests/adapters.py
+src/pip/_vendor/requests/api.py
+src/pip/_vendor/requests/auth.py
+src/pip/_vendor/requests/certs.py
+src/pip/_vendor/requests/compat.py
+src/pip/_vendor/requests/cookies.py
+src/pip/_vendor/requests/exceptions.py
+src/pip/_vendor/requests/help.py
+src/pip/_vendor/requests/hooks.py
+src/pip/_vendor/requests/models.py
+src/pip/_vendor/requests/packages.py
+src/pip/_vendor/requests/sessions.py
+src/pip/_vendor/requests/status_codes.py
+src/pip/_vendor/requests/structures.py
+src/pip/_vendor/requests/utils.py
+src/pip/_vendor/urllib3/__init__.py
+src/pip/_vendor/urllib3/_collections.py
+src/pip/_vendor/urllib3/connection.py
+src/pip/_vendor/urllib3/connectionpool.py
+src/pip/_vendor/urllib3/exceptions.py
+src/pip/_vendor/urllib3/fields.py
+src/pip/_vendor/urllib3/filepost.py
+src/pip/_vendor/urllib3/poolmanager.py
+src/pip/_vendor/urllib3/request.py
+src/pip/_vendor/urllib3/response.py
+src/pip/_vendor/urllib3/contrib/__init__.py
+src/pip/_vendor/urllib3/contrib/appengine.py
+src/pip/_vendor/urllib3/contrib/ntlmpool.py
+src/pip/_vendor/urllib3/contrib/pyopenssl.py
+src/pip/_vendor/urllib3/contrib/securetransport.py
+src/pip/_vendor/urllib3/contrib/socks.py
+src/pip/_vendor/urllib3/contrib/_securetransport/__init__.py
+src/pip/_vendor/urllib3/contrib/_securetransport/bindings.py
+src/pip/_vendor/urllib3/contrib/_securetransport/low_level.py
+src/pip/_vendor/urllib3/packages/__init__.py
+src/pip/_vendor/urllib3/packages/ordered_dict.py
+src/pip/_vendor/urllib3/packages/six.py
+src/pip/_vendor/urllib3/packages/backports/__init__.py
+src/pip/_vendor/urllib3/packages/backports/makefile.py
+src/pip/_vendor/urllib3/packages/ssl_match_hostname/__init__.py
+src/pip/_vendor/urllib3/packages/ssl_match_hostname/_implementation.py
+src/pip/_vendor/urllib3/util/__init__.py
+src/pip/_vendor/urllib3/util/connection.py
+src/pip/_vendor/urllib3/util/request.py
+src/pip/_vendor/urllib3/util/response.py
+src/pip/_vendor/urllib3/util/retry.py
+src/pip/_vendor/urllib3/util/selectors.py
+src/pip/_vendor/urllib3/util/ssl_.py
+src/pip/_vendor/urllib3/util/timeout.py
+src/pip/_vendor/urllib3/util/url.py
+src/pip/_vendor/urllib3/util/wait.py
+src/pip/_vendor/webencodings/__init__.py
+src/pip/_vendor/webencodings/labels.py
+src/pip/_vendor/webencodings/mklabels.py
+src/pip/_vendor/webencodings/tests.py
+src/pip/_vendor/webencodings/x_user_defined.py
@@ -0,0 +1 @@
+
@@ -0,0 +1,5 @@
+[console_scripts]
+pip = pip._internal:main
+pip3 = pip._internal:main
+pip3.7 = pip._internal:main
+
@@ -0,0 +1 @@
+
@@ -0,0 +1,8 @@
+
+[testing]
+pytest
+mock
+pretend
+scripttest>=1.3
+virtualenv>=1.10
+freezegun
@@ -0,0 +1 @@
+pip
@@ -0,0 +1 @@
+__version__ = "10.0.1"
@@ -0,0 +1,19 @@
+from __future__ import absolute_import
+
+import os
+import sys
+
+# If we are running from a wheel, add the wheel to sys.path
+# This allows the usage python pip-*.whl/pip install pip-*.whl
+if __package__ == '':
+    # __file__ is pip-*.whl/pip/__main__.py
+    # first dirname call strips of '/__main__.py', second strips off '/pip'
+    # Resulting path is the name of the wheel itself
+    # Add that to sys.path so we can import pip
+    path = os.path.dirname(os.path.dirname(__file__))
+    sys.path.insert(0, path)
+
+from pip._internal import main as _main  # noqa
+
+if __name__ == '__main__':
+    sys.exit(_main())
@@ -0,0 +1,246 @@
+#!/usr/bin/env python
+from __future__ import absolute_import
+
+import locale
+import logging
+import os
+import optparse
+import warnings
+
+import sys
+
+# 2016-06-17 barry@debian.org: urllib3 1.14 added optional support for socks,
+# but if invoked (i.e. imported), it will issue a warning to stderr if socks
+# isn't available.  requests unconditionally imports urllib3's socks contrib
+# module, triggering this warning.  The warning breaks DEP-8 tests (because of
+# the stderr output) and is just plain annoying in normal usage.  I don't want
+# to add socks as yet another dependency for pip, nor do I want to allow-stder
+# in the DEP-8 tests, so just suppress the warning.  pdb tells me this has to
+# be done before the import of pip.vcs.
+from pip._vendor.urllib3.exceptions import DependencyWarning
+warnings.filterwarnings("ignore", category=DependencyWarning)  # noqa
+
+# We want to inject the use of SecureTransport as early as possible so that any
+# references or sessions or what have you are ensured to have it, however we
+# only want to do this in the case that we're running on macOS and the linked
+# OpenSSL is too old to handle TLSv1.2
+try:
+    import ssl
+except ImportError:
+    pass
+else:
+    # Checks for OpenSSL 1.0.1 on MacOS
+    if sys.platform == "darwin" and ssl.OPENSSL_VERSION_NUMBER < 0x1000100f:
+        try:
+            from pip._vendor.urllib3.contrib import securetransport
+        except (ImportError, OSError):
+            pass
+        else:
+            securetransport.inject_into_urllib3()
+
+from pip import __version__
+from pip._internal import cmdoptions
+from pip._internal.exceptions import CommandError, PipError
+from pip._internal.utils.misc import get_installed_distributions, get_prog
+from pip._internal.utils import deprecation
+from pip._internal.vcs import git, mercurial, subversion, bazaar  # noqa
+from pip._internal.baseparser import (
+    ConfigOptionParser, UpdatingDefaultsHelpFormatter,
+)
+from pip._internal.commands import get_summaries, get_similar_commands
+from pip._internal.commands import commands_dict
+from pip._vendor.urllib3.exceptions import InsecureRequestWarning
+
+logger = logging.getLogger(__name__)
+
+# Hide the InsecureRequestWarning from urllib3
+warnings.filterwarnings("ignore", category=InsecureRequestWarning)
+
+
+def autocomplete():
+    """Command and option completion for the main option parser (and options)
+    and its subcommands (and options).
+
+    Enable by sourcing one of the completion shell scripts (bash, zsh or fish).
+    """
+    # Don't complete if user hasn't sourced bash_completion file.
+    if 'PIP_AUTO_COMPLETE' not in os.environ:
+        return
+    cwords = os.environ['COMP_WORDS'].split()[1:]
+    cword = int(os.environ['COMP_CWORD'])
+    try:
+        current = cwords[cword - 1]
+    except IndexError:
+        current = ''
+
+    subcommands = [cmd for cmd, summary in get_summaries()]
+    options = []
+    # subcommand
+    try:
+        subcommand_name = [w for w in cwords if w in subcommands][0]
+    except IndexError:
+        subcommand_name = None
+
+    parser = create_main_parser()
+    # subcommand options
+    if subcommand_name:
+        # special case: 'help' subcommand has no options
+        if subcommand_name == 'help':
+            sys.exit(1)
+        # special case: list locally installed dists for show and uninstall
+        should_list_installed = (
+            subcommand_name in ['show', 'uninstall'] and
+            not current.startswith('-')
+        )
+        if should_list_installed:
+            installed = []
+            lc = current.lower()
+            for dist in get_installed_distributions(local_only=True):
+                if dist.key.startswith(lc) and dist.key not in cwords[1:]:
+                    installed.append(dist.key)
+            # if there are no dists installed, fall back to option completion
+            if installed:
+                for dist in installed:
+                    print(dist)
+                sys.exit(1)
+
+        subcommand = commands_dict[subcommand_name]()
+
+        for opt in subcommand.parser.option_list_all:
+            if opt.help != optparse.SUPPRESS_HELP:
+                for opt_str in opt._long_opts + opt._short_opts:
+                    options.append((opt_str, opt.nargs))
+
+        # filter out previously specified options from available options
+        prev_opts = [x.split('=')[0] for x in cwords[1:cword - 1]]
+        options = [(x, v) for (x, v) in options if x not in prev_opts]
+        # filter options by current input
+        options = [(k, v) for k, v in options if k.startswith(current)]
+        for option in options:
+            opt_label = option[0]
+            # append '=' to options which require args
+            if option[1] and option[0][:2] == "--":
+                opt_label += '='
+            print(opt_label)
+    else:
+        # show main parser options only when necessary
+        if current.startswith('-') or current.startswith('--'):
+            opts = [i.option_list for i in parser.option_groups]
+            opts.append(parser.option_list)
+            opts = (o for it in opts for o in it)
+
+            for opt in opts:
+                if opt.help != optparse.SUPPRESS_HELP:
+                    subcommands += opt._long_opts + opt._short_opts
+
+        print(' '.join([x for x in subcommands if x.startswith(current)]))
+    sys.exit(1)
+
+
+def create_main_parser():
+    parser_kw = {
+        'usage': '\n%prog <command> [options]',
+        'add_help_option': False,
+        'formatter': UpdatingDefaultsHelpFormatter(),
+        'name': 'global',
+        'prog': get_prog(),
+    }
+
+    parser = ConfigOptionParser(**parser_kw)
+    parser.disable_interspersed_args()
+
+    pip_pkg_dir = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
+    parser.version = 'pip %s from %s (python %s)' % (
+        __version__, pip_pkg_dir, sys.version[:3],
+    )
+
+    # add the general options
+    gen_opts = cmdoptions.make_option_group(cmdoptions.general_group, parser)
+    parser.add_option_group(gen_opts)
+
+    parser.main = True  # so the help formatter knows
+
+    # create command listing for description
+    command_summaries = get_summaries()
+    description = [''] + ['%-27s %s' % (i, j) for i, j in command_summaries]
+    parser.description = '\n'.join(description)
+
+    return parser
+
+
+def parseopts(args):
+    parser = create_main_parser()
+
+    # Note: parser calls disable_interspersed_args(), so the result of this
+    # call is to split the initial args into the general options before the
+    # subcommand and everything else.
+    # For example:
+    #  args: ['--timeout=5', 'install', '--user', 'INITools']
+    #  general_options: ['--timeout==5']
+    #  args_else: ['install', '--user', 'INITools']
+    general_options, args_else = parser.parse_args(args)
+
+    # --version
+    if general_options.version:
+        sys.stdout.write(parser.version)
+        sys.stdout.write(os.linesep)
+        sys.exit()
+
+    # pip || pip help -> print_help()
+    if not args_else or (args_else[0] == 'help' and len(args_else) == 1):
+        parser.print_help()
+        sys.exit()
+
+    # the subcommand name
+    cmd_name = args_else[0]
+
+    if cmd_name not in commands_dict:
+        guess = get_similar_commands(cmd_name)
+
+        msg = ['unknown command "%s"' % cmd_name]
+        if guess:
+            msg.append('maybe you meant "%s"' % guess)
+
+        raise CommandError(' - '.join(msg))
+
+    # all the args without the subcommand
+    cmd_args = args[:]
+    cmd_args.remove(cmd_name)
+
+    return cmd_name, cmd_args
+
+
+def check_isolated(args):
+    isolated = False
+
+    if "--isolated" in args:
+        isolated = True
+
+    return isolated
+
+
+def main(args=None):
+    if args is None:
+        args = sys.argv[1:]
+
+    # Configure our deprecation warnings to be sent through loggers
+    deprecation.install_warning_logger()
+
+    autocomplete()
+
+    try:
+        cmd_name, cmd_args = parseopts(args)
+    except PipError as exc:
+        sys.stderr.write("ERROR: %s" % exc)
+        sys.stderr.write(os.linesep)
+        sys.exit(1)
+
+    # Needed for locale.getpreferredencoding(False) to work
+    # in pip._internal.utils.encoding.auto_decode
+    try:
+        locale.setlocale(locale.LC_ALL, '')
+    except locale.Error as e:
+        # setlocale can apparently crash if locale are uninitialized
+        logger.debug("Ignoring error %s when setting locale", e)
+    command = commands_dict[cmd_name](isolated=check_isolated(cmd_args))
+    return command.main(cmd_args)
@@ -0,0 +1,373 @@
+"""Base Command class, and related routines"""
+from __future__ import absolute_import
+
+import logging
+import logging.config
+import optparse
+import os
+import sys
+import warnings
+
+from pip._internal import cmdoptions
+from pip._internal.baseparser import (
+    ConfigOptionParser, UpdatingDefaultsHelpFormatter,
+)
+from pip._internal.compat import WINDOWS
+from pip._internal.download import PipSession
+from pip._internal.exceptions import (
+    BadCommand, CommandError, InstallationError, PreviousBuildDirError,
+    UninstallationError,
+)
+from pip._internal.index import PackageFinder
+from pip._internal.locations import running_under_virtualenv
+from pip._internal.req.req_file import parse_requirements
+from pip._internal.req.req_install import InstallRequirement
+from pip._internal.status_codes import (
+    ERROR, PREVIOUS_BUILD_DIR_ERROR, SUCCESS, UNKNOWN_ERROR,
+    VIRTUALENV_NOT_FOUND,
+)
+from pip._internal.utils import deprecation
+from pip._internal.utils.logging import IndentingFormatter
+from pip._internal.utils.misc import get_prog, normalize_path
+from pip._internal.utils.outdated import pip_version_check
+from pip._internal.utils.typing import MYPY_CHECK_RUNNING
+
+if MYPY_CHECK_RUNNING:
+    from typing import Optional
+
+__all__ = ['Command']
+
+logger = logging.getLogger(__name__)
+
+
+class Command(object):
+    name = None  # type: Optional[str]
+    usage = None  # type: Optional[str]
+    hidden = False  # type: bool
+    ignore_require_venv = False  # type: bool
+    log_streams = ("ext://sys.stdout", "ext://sys.stderr")
+
+    def __init__(self, isolated=False):
+        parser_kw = {
+            'usage': self.usage,
+            'prog': '%s %s' % (get_prog(), self.name),
+            'formatter': UpdatingDefaultsHelpFormatter(),
+            'add_help_option': False,
+            'name': self.name,
+            'description': self.__doc__,
+            'isolated': isolated,
+        }
+
+        self.parser = ConfigOptionParser(**parser_kw)
+
+        # Commands should add options to this option group
+        optgroup_name = '%s Options' % self.name.capitalize()
+        self.cmd_opts = optparse.OptionGroup(self.parser, optgroup_name)
+
+        # Add the general options
+        gen_opts = cmdoptions.make_option_group(
+            cmdoptions.general_group,
+            self.parser,
+        )
+        self.parser.add_option_group(gen_opts)
+
+    def _build_session(self, options, retries=None, timeout=None):
+        session = PipSession(
+            cache=(
+                normalize_path(os.path.join(options.cache_dir, "http"))
+                if options.cache_dir else None
+            ),
+            retries=retries if retries is not None else options.retries,
+            insecure_hosts=options.trusted_hosts,
+        )
+
+        # Handle custom ca-bundles from the user
+        if options.cert:
+            session.verify = options.cert
+
+        # Handle SSL client certificate
+        if options.client_cert:
+            session.cert = options.client_cert
+
+        # Handle timeouts
+        if options.timeout or timeout:
+            session.timeout = (
+                timeout if timeout is not None else options.timeout
+            )
+
+        # Handle configured proxies
+        if options.proxy:
+            session.proxies = {
+                "http": options.proxy,
+                "https": options.proxy,
+            }
+
+        # Determine if we can prompt the user for authentication or not
+        session.auth.prompting = not options.no_input
+
+        return session
+
+    def parse_args(self, args):
+        # factored out for testability
+        return self.parser.parse_args(args)
+
+    def main(self, args):
+        options, args = self.parse_args(args)
+
+        # Set verbosity so that it can be used elsewhere.
+        self.verbosity = options.verbose - options.quiet
+
+        if self.verbosity >= 1:
+            level = "DEBUG"
+        elif self.verbosity == -1:
+            level = "WARNING"
+        elif self.verbosity == -2:
+            level = "ERROR"
+        elif self.verbosity <= -3:
+            level = "CRITICAL"
+        else:
+            level = "INFO"
+
+        # The root logger should match the "console" level *unless* we
+        # specified "--log" to send debug logs to a file.
+        root_level = level
+        if options.log:
+            root_level = "DEBUG"
+
+        logger_class = "pip._internal.utils.logging.ColorizedStreamHandler"
+        handler_class = "pip._internal.utils.logging.BetterRotatingFileHandler"
+
+        logging.config.dictConfig({
+            "version": 1,
+            "disable_existing_loggers": False,
+            "filters": {
+                "exclude_warnings": {
+                    "()": "pip._internal.utils.logging.MaxLevelFilter",
+                    "level": logging.WARNING,
+                },
+            },
+            "formatters": {
+                "indent": {
+                    "()": IndentingFormatter,
+                    "format": "%(message)s",
+                },
+            },
+            "handlers": {
+                "console": {
+                    "level": level,
+                    "class": logger_class,
+                    "no_color": options.no_color,
+                    "stream": self.log_streams[0],
+                    "filters": ["exclude_warnings"],
+                    "formatter": "indent",
+                },
+                "console_errors": {
+                    "level": "WARNING",
+                    "class": logger_class,
+                    "no_color": options.no_color,
+                    "stream": self.log_streams[1],
+                    "formatter": "indent",
+                },
+                "user_log": {
+                    "level": "DEBUG",
+                    "class": handler_class,
+                    "filename": options.log or "/dev/null",
+                    "delay": True,
+                    "formatter": "indent",
+                },
+            },
+            "root": {
+                "level": root_level,
+                "handlers": list(filter(None, [
+                    "console",
+                    "console_errors",
+                    "user_log" if options.log else None,
+                ])),
+            },
+            # Disable any logging besides WARNING unless we have DEBUG level
+            # logging enabled. These use both pip._vendor and the bare names
+            # for the case where someone unbundles our libraries.
+            "loggers": {
+                name: {
+                    "level": (
+                        "WARNING" if level in ["INFO", "ERROR"] else "DEBUG"
+                    )
+                } for name in [
+                    "pip._vendor", "distlib", "requests", "urllib3"
+                ]
+            },
+        })
+
+        if sys.version_info[:2] == (3, 3):
+            warnings.warn(
+                "Python 3.3 supported has been deprecated and support for it "
+                "will be dropped in the future. Please upgrade your Python.",
+                deprecation.RemovedInPip11Warning,
+            )
+
+        # TODO: try to get these passing down from the command?
+        #      without resorting to os.environ to hold these.
+
+        if options.no_input:
+            os.environ['PIP_NO_INPUT'] = '1'
+
+        if options.exists_action:
+            os.environ['PIP_EXISTS_ACTION'] = ' '.join(options.exists_action)
+
+        if options.require_venv and not self.ignore_require_venv:
+            # If a venv is required check if it can really be found
+            if not running_under_virtualenv():
+                logger.critical(
+                    'Could not find an activated virtualenv (required).'
+                )
+                sys.exit(VIRTUALENV_NOT_FOUND)
+
+        original_root_handlers = set(logging.root.handlers)
+
+        try:
+            status = self.run(options, args)
+            # FIXME: all commands should return an exit status
+            # and when it is done, isinstance is not needed anymore
+            if isinstance(status, int):
+                return status
+        except PreviousBuildDirError as exc:
+            logger.critical(str(exc))
+            logger.debug('Exception information:', exc_info=True)
+
+            return PREVIOUS_BUILD_DIR_ERROR
+        except (InstallationError, UninstallationError, BadCommand) as exc:
+            logger.critical(str(exc))
+            logger.debug('Exception information:', exc_info=True)
+
+            return ERROR
+        except CommandError as exc:
+            logger.critical('ERROR: %s', exc)
+            logger.debug('Exception information:', exc_info=True)
+
+            return ERROR
+        except KeyboardInterrupt:
+            logger.critical('Operation cancelled by user')
+            logger.debug('Exception information:', exc_info=True)
+
+            return ERROR
+        except:
+            logger.critical('Exception:', exc_info=True)
+
+            return UNKNOWN_ERROR
+        finally:
+            # Check if we're using the latest version of pip available
+            if (not options.disable_pip_version_check and not
+                    getattr(options, "no_index", False)):
+                with self._build_session(
+                        options,
+                        retries=0,
+                        timeout=min(5, options.timeout)) as session:
+                    pip_version_check(session, options)
+            # Avoid leaking loggers
+            for handler in set(logging.root.handlers) - original_root_handlers:
+                # this method benefit from the Logger class internal lock
+                logging.root.removeHandler(handler)
+
+        return SUCCESS
+
+
+class RequirementCommand(Command):
+
+    @staticmethod
+    def populate_requirement_set(requirement_set, args, options, finder,
+                                 session, name, wheel_cache):
+        """
+        Marshal cmd line args into a requirement set.
+        """
+        # NOTE: As a side-effect, options.require_hashes and
+        #       requirement_set.require_hashes may be updated
+
+        for filename in options.constraints:
+            for req_to_add in parse_requirements(
+                    filename,
+                    constraint=True, finder=finder, options=options,
+                    session=session, wheel_cache=wheel_cache):
+                req_to_add.is_direct = True
+                requirement_set.add_requirement(req_to_add)
+
+        for req in args:
+            req_to_add = InstallRequirement.from_line(
+                req, None, isolated=options.isolated_mode,
+                wheel_cache=wheel_cache
+            )
+            req_to_add.is_direct = True
+            requirement_set.add_requirement(req_to_add)
+
+        for req in options.editables:
+            req_to_add = InstallRequirement.from_editable(
+                req,
+                isolated=options.isolated_mode,
+                wheel_cache=wheel_cache
+            )
+            req_to_add.is_direct = True
+            requirement_set.add_requirement(req_to_add)
+
+        for filename in options.requirements:
+            for req_to_add in parse_requirements(
+                    filename,
+                    finder=finder, options=options, session=session,
+                    wheel_cache=wheel_cache):
+                req_to_add.is_direct = True
+                requirement_set.add_requirement(req_to_add)
+        # If --require-hashes was a line in a requirements file, tell
+        # RequirementSet about it:
+        requirement_set.require_hashes = options.require_hashes
+
+        if not (args or options.editables or options.requirements):
+            opts = {'name': name}
+            if options.find_links:
+                raise CommandError(
+                    'You must give at least one requirement to %(name)s '
+                    '(maybe you meant "pip %(name)s %(links)s"?)' %
+                    dict(opts, links=' '.join(options.find_links)))
+            else:
+                raise CommandError(
+                    'You must give at least one requirement to %(name)s '
+                    '(see "pip help %(name)s")' % opts)
+
+        # On Windows, any operation modifying pip should be run as:
+        #     python -m pip ...
+        # See https://github.com/pypa/pip/issues/1299 for more discussion
+        should_show_use_python_msg = (
+            WINDOWS and
+            requirement_set.has_requirement("pip") and
+            os.path.basename(sys.argv[0]).startswith("pip")
+        )
+        if should_show_use_python_msg:
+            new_command = [
+                sys.executable, "-m", "pip"
+            ] + sys.argv[1:]
+            raise CommandError(
+                'To modify pip, please run the following command:\n{}'
+                .format(" ".join(new_command))
+            )
+
+    def _build_package_finder(self, options, session,
+                              platform=None, python_versions=None,
+                              abi=None, implementation=None):
+        """
+        Create a package finder appropriate to this requirement command.
+        """
+        index_urls = [options.index_url] + options.extra_index_urls
+        if options.no_index:
+            logger.debug('Ignoring indexes: %s', ','.join(index_urls))
+            index_urls = []
+
+        return PackageFinder(
+            find_links=options.find_links,
+            format_control=options.format_control,
+            index_urls=index_urls,
+            trusted_hosts=options.trusted_hosts,
+            allow_all_prereleases=options.pre,
+            process_dependency_links=options.process_dependency_links,
+            session=session,
+            platform=platform,
+            versions=python_versions,
+            abi=abi,
+            implementation=implementation,
+        )
@@ -0,0 +1,240 @@
+"""Base option parser setup"""
+from __future__ import absolute_import
+
+import logging
+import optparse
+import sys
+import textwrap
+from distutils.util import strtobool
+
+from pip._vendor.six import string_types
+
+from pip._internal.compat import get_terminal_size
+from pip._internal.configuration import Configuration, ConfigurationError
+
+logger = logging.getLogger(__name__)
+
+
+class PrettyHelpFormatter(optparse.IndentedHelpFormatter):
+    """A prettier/less verbose help formatter for optparse."""
+
+    def __init__(self, *args, **kwargs):
+        # help position must be aligned with __init__.parseopts.description
+        kwargs['max_help_position'] = 30
+        kwargs['indent_increment'] = 1
+        kwargs['width'] = get_terminal_size()[0] - 2
+        optparse.IndentedHelpFormatter.__init__(self, *args, **kwargs)
+
+    def format_option_strings(self, option):
+        return self._format_option_strings(option, ' <%s>', ', ')
+
+    def _format_option_strings(self, option, mvarfmt=' <%s>', optsep=', '):
+        """
+        Return a comma-separated list of option strings and metavars.
+
+        :param option:  tuple of (short opt, long opt), e.g: ('-f', '--format')
+        :param mvarfmt: metavar format string - evaluated as mvarfmt % metavar
+        :param optsep:  separator
+        """
+        opts = []
+
+        if option._short_opts:
+            opts.append(option._short_opts[0])
+        if option._long_opts:
+            opts.append(option._long_opts[0])
+        if len(opts) > 1:
+            opts.insert(1, optsep)
+
+        if option.takes_value():
+            metavar = option.metavar or option.dest.lower()
+            opts.append(mvarfmt % metavar.lower())
+
+        return ''.join(opts)
+
+    def format_heading(self, heading):
+        if heading == 'Options':
+            return ''
+        return heading + ':\n'
+
+    def format_usage(self, usage):
+        """
+        Ensure there is only one newline between usage and the first heading
+        if there is no description.
+        """
+        msg = '\nUsage: %s\n' % self.indent_lines(textwrap.dedent(usage), "  ")
+        return msg
+
+    def format_description(self, description):
+        # leave full control over description to us
+        if description:
+            if hasattr(self.parser, 'main'):
+                label = 'Commands'
+            else:
+                label = 'Description'
+            # some doc strings have initial newlines, some don't
+            description = description.lstrip('\n')
+            # some doc strings have final newlines and spaces, some don't
+            description = description.rstrip()
+            # dedent, then reindent
+            description = self.indent_lines(textwrap.dedent(description), "  ")
+            description = '%s:\n%s\n' % (label, description)
+            return description
+        else:
+            return ''
+
+    def format_epilog(self, epilog):
+        # leave full control over epilog to us
+        if epilog:
+            return epilog
+        else:
+            return ''
+
+    def indent_lines(self, text, indent):
+        new_lines = [indent + line for line in text.split('\n')]
+        return "\n".join(new_lines)
+
+
+class UpdatingDefaultsHelpFormatter(PrettyHelpFormatter):
+    """Custom help formatter for use in ConfigOptionParser.
+
+    This is updates the defaults before expanding them, allowing
+    them to show up correctly in the help listing.
+    """
+
+    def expand_default(self, option):
+        if self.parser is not None:
+            self.parser._update_defaults(self.parser.defaults)
+        return optparse.IndentedHelpFormatter.expand_default(self, option)
+
+
+class CustomOptionParser(optparse.OptionParser):
+
+    def insert_option_group(self, idx, *args, **kwargs):
+        """Insert an OptionGroup at a given position."""
+        group = self.add_option_group(*args, **kwargs)
+
+        self.option_groups.pop()
+        self.option_groups.insert(idx, group)
+
+        return group
+
+    @property
+    def option_list_all(self):
+        """Get a list of all options, including those in option groups."""
+        res = self.option_list[:]
+        for i in self.option_groups:
+            res.extend(i.option_list)
+
+        return res
+
+
+class ConfigOptionParser(CustomOptionParser):
+    """Custom option parser which updates its defaults by checking the
+    configuration files and environmental variables"""
+
+    def __init__(self, *args, **kwargs):
+        self.name = kwargs.pop('name')
+
+        isolated = kwargs.pop("isolated", False)
+        self.config = Configuration(isolated)
+
+        assert self.name
+        optparse.OptionParser.__init__(self, *args, **kwargs)
+
+    def check_default(self, option, key, val):
+        try:
+            return option.check_value(key, val)
+        except optparse.OptionValueError as exc:
+            print("An error occurred during configuration: %s" % exc)
+            sys.exit(3)
+
+    def _get_ordered_configuration_items(self):
+        # Configuration gives keys in an unordered manner. Order them.
+        override_order = ["global", self.name, ":env:"]
+
+        # Pool the options into different groups
+        section_items = {name: [] for name in override_order}
+        for section_key, val in self.config.items():
+            # ignore empty values
+            if not val:
+                logger.debug(
+                    "Ignoring configuration key '%s' as it's value is empty.",
+                    section_key
+                )
+                continue
+
+            section, key = section_key.split(".", 1)
+            if section in override_order:
+                section_items[section].append((key, val))
+
+        # Yield each group in their override order
+        for section in override_order:
+            for key, val in section_items[section]:
+                yield key, val
+
+    def _update_defaults(self, defaults):
+        """Updates the given defaults with values from the config files and
+        the environ. Does a little special handling for certain types of
+        options (lists)."""
+
+        # Accumulate complex default state.
+        self.values = optparse.Values(self.defaults)
+        late_eval = set()
+        # Then set the options with those values
+        for key, val in self._get_ordered_configuration_items():
+            # '--' because configuration supports only long names
+            option = self.get_option('--' + key)
+
+            # Ignore options not present in this parser. E.g. non-globals put
+            # in [global] by users that want them to apply to all applicable
+            # commands.
+            if option is None:
+                continue
+
+            if option.action in ('store_true', 'store_false', 'count'):
+                val = strtobool(val)
+            elif option.action == 'append':
+                val = val.split()
+                val = [self.check_default(option, key, v) for v in val]
+            elif option.action == 'callback':
+                late_eval.add(option.dest)
+                opt_str = option.get_opt_string()
+                val = option.convert_value(opt_str, val)
+                # From take_action
+                args = option.callback_args or ()
+                kwargs = option.callback_kwargs or {}
+                option.callback(option, opt_str, val, self, *args, **kwargs)
+            else:
+                val = self.check_default(option, key, val)
+
+            defaults[option.dest] = val
+
+        for key in late_eval:
+            defaults[key] = getattr(self.values, key)
+        self.values = None
+        return defaults
+
+    def get_default_values(self):
+        """Overriding to make updating the defaults after instantiation of
+        the option parser possible, _update_defaults() does the dirty work."""
+        if not self.process_default_values:
+            # Old, pre-Optik 1.5 behaviour.
+            return optparse.Values(self.defaults)
+
+        # Load the configuration, or error out in case of an error
+        try:
+            self.config.load()
+        except ConfigurationError as err:
+            self.exit(2, err.args[0])
+
+        defaults = self._update_defaults(self.defaults.copy())  # ours
+        for option in self._get_all_options():
+            default = defaults.get(option.dest)
+            if isinstance(default, string_types):
+                opt_str = option.get_opt_string()
+                defaults[option.dest] = option.check_value(opt_str, default)
+        return optparse.Values(defaults)
+
+    def error(self, msg):
+        self.print_usage(sys.stderr)
+        self.exit(2, "%s\n" % msg)
@@ -0,0 +1,92 @@
+"""Build Environment used for isolation during sdist building
+"""
+
+import os
+from distutils.sysconfig import get_python_lib
+from sysconfig import get_paths
+
+from pip._internal.utils.temp_dir import TempDirectory
+
+
+class BuildEnvironment(object):
+    """Creates and manages an isolated environment to install build deps
+    """
+
+    def __init__(self, no_clean):
+        self._temp_dir = TempDirectory(kind="build-env")
+        self._no_clean = no_clean
+
+    @property
+    def path(self):
+        return self._temp_dir.path
+
+    def __enter__(self):
+        self._temp_dir.create()
+
+        self.save_path = os.environ.get('PATH', None)
+        self.save_pythonpath = os.environ.get('PYTHONPATH', None)
+        self.save_nousersite = os.environ.get('PYTHONNOUSERSITE', None)
+
+        install_scheme = 'nt' if (os.name == 'nt') else 'posix_prefix'
+        install_dirs = get_paths(install_scheme, vars={
+            'base': self.path,
+            'platbase': self.path,
+        })
+
+        scripts = install_dirs['scripts']
+        if self.save_path:
+            os.environ['PATH'] = scripts + os.pathsep + self.save_path
+        else:
+            os.environ['PATH'] = scripts + os.pathsep + os.defpath
+
+        # Note: prefer distutils' sysconfig to get the
+        # library paths so PyPy is correctly supported.
+        purelib = get_python_lib(plat_specific=0, prefix=self.path)
+        platlib = get_python_lib(plat_specific=1, prefix=self.path)
+        if purelib == platlib:
+            lib_dirs = purelib
+        else:
+            lib_dirs = purelib + os.pathsep + platlib
+        if self.save_pythonpath:
+            os.environ['PYTHONPATH'] = lib_dirs + os.pathsep + \
+                self.save_pythonpath
+        else:
+            os.environ['PYTHONPATH'] = lib_dirs
+
+        os.environ['PYTHONNOUSERSITE'] = '1'
+
+        return self.path
+
+    def __exit__(self, exc_type, exc_val, exc_tb):
+        if not self._no_clean:
+            self._temp_dir.cleanup()
+
+        def restore_var(varname, old_value):
+            if old_value is None:
+                os.environ.pop(varname, None)
+            else:
+                os.environ[varname] = old_value
+
+        restore_var('PATH', self.save_path)
+        restore_var('PYTHONPATH', self.save_pythonpath)
+        restore_var('PYTHONNOUSERSITE', self.save_nousersite)
+
+    def cleanup(self):
+        self._temp_dir.cleanup()
+
+
+class NoOpBuildEnvironment(BuildEnvironment):
+    """A no-op drop-in replacement for BuildEnvironment
+    """
+
+    def __init__(self, no_clean):
+        pass
+
+    def __enter__(self):
+        pass
+
+    def __exit__(self, exc_type, exc_val, exc_tb):
+        pass
+
+    def cleanup(self):
+        pass
@@ -0,0 +1,202 @@
+"""Cache Management
+"""
+
+import errno
+import hashlib
+import logging
+import os
+
+from pip._vendor.packaging.utils import canonicalize_name
+
+from pip._internal import index
+from pip._internal.compat import expanduser
+from pip._internal.download import path_to_url
+from pip._internal.utils.temp_dir import TempDirectory
+from pip._internal.wheel import InvalidWheelFilename, Wheel
+
+logger = logging.getLogger(__name__)
+
+
+class Cache(object):
+    """An abstract class - provides cache directories for data from links
+
+
+        :param cache_dir: The root of the cache.
+        :param format_control: A pip.index.FormatControl object to limit
+            binaries being read from the cache.
+        :param allowed_formats: which formats of files the cache should store.
+            ('binary' and 'source' are the only allowed values)
+    """
+
+    def __init__(self, cache_dir, format_control, allowed_formats):
+        super(Cache, self).__init__()
+        self.cache_dir = expanduser(cache_dir) if cache_dir else None
+        self.format_control = format_control
+        self.allowed_formats = allowed_formats
+
+        _valid_formats = {"source", "binary"}
+        assert self.allowed_formats.union(_valid_formats) == _valid_formats
+
+    def _get_cache_path_parts(self, link):
+        """Get parts of part that must be os.path.joined with cache_dir
+        """
+
+        # We want to generate an url to use as our cache key, we don't want to
+        # just re-use the URL because it might have other items in the fragment
+        # and we don't care about those.
+        key_parts = [link.url_without_fragment]
+        if link.hash_name is not None and link.hash is not None:
+            key_parts.append("=".join([link.hash_name, link.hash]))
+        key_url = "#".join(key_parts)
+
+        # Encode our key url with sha224, we'll use this because it has similar
+        # security properties to sha256, but with a shorter total output (and
+        # thus less secure). However the differences don't make a lot of
+        # difference for our use case here.
+        hashed = hashlib.sha224(key_url.encode()).hexdigest()
+
+        # We want to nest the directories some to prevent having a ton of top
+        # level directories where we might run out of sub directories on some
+        # FS.
+        parts = [hashed[:2], hashed[2:4], hashed[4:6], hashed[6:]]
+
+        return parts
+
+    def _get_candidates(self, link, package_name):
+        can_not_cache = (
+            not self.cache_dir or
+            not package_name or
+            not link
+        )
+        if can_not_cache:
+            return []
+
+        canonical_name = canonicalize_name(package_name)
+        formats = index.fmt_ctl_formats(
+            self.format_control, canonical_name
+        )
+        if not self.allowed_formats.intersection(formats):
+            return []
+
+        root = self.get_path_for_link(link)
+        try:
+            return os.listdir(root)
+        except OSError as err:
+            if err.errno in {errno.ENOENT, errno.ENOTDIR}:
+                return []
+            raise
+
+    def get_path_for_link(self, link):
+        """Return a directory to store cached items in for link.
+        """
+        raise NotImplementedError()
+
+    def get(self, link, package_name):
+        """Returns a link to a cached item if it exists, otherwise returns the
+        passed link.
+        """
+        raise NotImplementedError()
+
+    def _link_for_candidate(self, link, candidate):
+        root = self.get_path_for_link(link)
+        path = os.path.join(root, candidate)
+
+        return index.Link(path_to_url(path))
+
+    def cleanup(self):
+        pass
+
+
+class SimpleWheelCache(Cache):
+    """A cache of wheels for future installs.
+    """
+
+    def __init__(self, cache_dir, format_control):
+        super(SimpleWheelCache, self).__init__(
+            cache_dir, format_control, {"binary"}
+        )
+
+    def get_path_for_link(self, link):
+        """Return a directory to store cached wheels for link
+
+        Because there are M wheels for any one sdist, we provide a directory
+        to cache them in, and then consult that directory when looking up
+        cache hits.
+
+        We only insert things into the cache if they have plausible version
+        numbers, so that we don't contaminate the cache with things that were
+        not unique. E.g. ./package might have dozens of installs done for it
+        and build a version of 0.0...and if we built and cached a wheel, we'd
+        end up using the same wheel even if the source has been edited.
+
+        :param link: The link of the sdist for which this will cache wheels.
+        """
+        parts = self._get_cache_path_parts(link)
+
+        # Store wheels within the root cache_dir
+        return os.path.join(self.cache_dir, "wheels", *parts)
+
+    def get(self, link, package_name):
+        candidates = []
+
+        for wheel_name in self._get_candidates(link, package_name):
+            try:
+                wheel = Wheel(wheel_name)
+            except InvalidWheelFilename:
+                continue
+            if not wheel.supported():
+                # Built for a different python/arch/etc
+                continue
+            candidates.append((wheel.support_index_min(), wheel_name))
+
+        if not candidates:
+            return link
+
+        return self._link_for_candidate(link, min(candidates)[1])
+
+
+class EphemWheelCache(SimpleWheelCache):
+    """A SimpleWheelCache that creates it's own temporary cache directory
+    """
+
+    def __init__(self, format_control):
+        self._temp_dir = TempDirectory(kind="ephem-wheel-cache")
+        self._temp_dir.create()
+
+        super(EphemWheelCache, self).__init__(
+            self._temp_dir.path, format_control
+        )
+
+    def cleanup(self):
+        self._temp_dir.cleanup()
+
+
+class WheelCache(Cache):
+    """Wraps EphemWheelCache and SimpleWheelCache into a single Cache
+
+    This Cache allows for gracefully degradation, using the ephem wheel cache
+    when a certain link is not found in the simple wheel cache first.
+    """
+
+    def __init__(self, cache_dir, format_control):
+        super(WheelCache, self).__init__(
+            cache_dir, format_control, {'binary'}
+        )
+        self._wheel_cache = SimpleWheelCache(cache_dir, format_control)
+        self._ephem_cache = EphemWheelCache(format_control)
+
+    def get_path_for_link(self, link):
+        return self._wheel_cache.get_path_for_link(link)
+
+    def get_ephem_path_for_link(self, link):
+        return self._ephem_cache.get_path_for_link(link)
+
+    def get(self, link, package_name):
+        retval = self._wheel_cache.get(link, package_name)
+        if retval is link:
+            retval = self._ephem_cache.get(link, package_name)
+        return retval
+
+    def cleanup(self):
+        self._wheel_cache.cleanup()
+        self._ephem_cache.cleanup()
@@ -0,0 +1,609 @@
+"""
+shared options and groups
+
+The principle here is to define options once, but *not* instantiate them
+globally. One reason being that options with action='append' can carry state
+between parses. pip parses general options twice internally, and shouldn't
+pass on state. To be consistent, all options will follow this design.
+
+"""
+from __future__ import absolute_import
+
+import warnings
+from functools import partial
+from optparse import SUPPRESS_HELP, Option, OptionGroup
+
+from pip._internal.index import (
+    FormatControl, fmt_ctl_handle_mutual_exclude, fmt_ctl_no_binary,
+)
+from pip._internal.locations import USER_CACHE_DIR, src_prefix
+from pip._internal.models import PyPI
+from pip._internal.utils.hashes import STRONG_HASHES
+from pip._internal.utils.typing import MYPY_CHECK_RUNNING
+from pip._internal.utils.ui import BAR_TYPES
+
+if MYPY_CHECK_RUNNING:
+    from typing import Any
+
+
+def make_option_group(group, parser):
+    """
+    Return an OptionGroup object
+    group  -- assumed to be dict with 'name' and 'options' keys
+    parser -- an optparse Parser
+    """
+    option_group = OptionGroup(parser, group['name'])
+    for option in group['options']:
+        option_group.add_option(option())
+    return option_group
+
+
+def check_install_build_global(options, check_options=None):
+    """Disable wheels if per-setup.py call options are set.
+
+    :param options: The OptionParser options to update.
+    :param check_options: The options to check, if not supplied defaults to
+        options.
+    """
+    if check_options is None:
+        check_options = options
+
+    def getname(n):
+        return getattr(check_options, n, None)
+    names = ["build_options", "global_options", "install_options"]
+    if any(map(getname, names)):
+        control = options.format_control
+        fmt_ctl_no_binary(control)
+        warnings.warn(
+            'Disabling all use of wheels due to the use of --build-options '
+            '/ --global-options / --install-options.', stacklevel=2,
+        )
+
+
+###########
+# options #
+###########
+
+help_ = partial(
+    Option,
+    '-h', '--help',
+    dest='help',
+    action='help',
+    help='Show help.',
+)  # type: Any
+
+isolated_mode = partial(
+    Option,
+    "--isolated",
+    dest="isolated_mode",
+    action="store_true",
+    default=False,
+    help=(
+        "Run pip in an isolated mode, ignoring environment variables and user "
+        "configuration."
+    ),
+)
+
+require_virtualenv = partial(
+    Option,
+    # Run only if inside a virtualenv, bail if not.
+    '--require-virtualenv', '--require-venv',
+    dest='require_venv',
+    action='store_true',
+    default=False,
+    help=SUPPRESS_HELP
+)  # type: Any
+
+verbose = partial(
+    Option,
+    '-v', '--verbose',
+    dest='verbose',
+    action='count',
+    default=0,
+    help='Give more output. Option is additive, and can be used up to 3 times.'
+)
+
+no_color = partial(
+    Option,
+    '--no-color',
+    dest='no_color',
+    action='store_true',
+    default=False,
+    help="Suppress colored output",
+)
+
+version = partial(
+    Option,
+    '-V', '--version',
+    dest='version',
+    action='store_true',
+    help='Show version and exit.',
+)  # type: Any
+
+quiet = partial(
+    Option,
+    '-q', '--quiet',
+    dest='quiet',
+    action='count',
+    default=0,
+    help=(
+        'Give less output. Option is additive, and can be used up to 3'
+        ' times (corresponding to WARNING, ERROR, and CRITICAL logging'
+        ' levels).'
+    ),
+)  # type: Any
+
+progress_bar = partial(
+    Option,
+    '--progress-bar',
+    dest='progress_bar',
+    type='choice',
+    choices=list(BAR_TYPES.keys()),
+    default='on',
+    help=(
+        'Specify type of progress to be displayed [' +
+        '|'.join(BAR_TYPES.keys()) + '] (default: %default)'
+    ),
+)  # type: Any
+
+log = partial(
+    Option,
+    "--log", "--log-file", "--local-log",
+    dest="log",
+    metavar="path",
+    help="Path to a verbose appending log."
+)  # type: Any
+
+no_input = partial(
+    Option,
+    # Don't ask for input
+    '--no-input',
+    dest='no_input',
+    action='store_true',
+    default=False,
+    help=SUPPRESS_HELP
+)  # type: Any
+
+proxy = partial(
+    Option,
+    '--proxy',
+    dest='proxy',
+    type='str',
+    default='',
+    help="Specify a proxy in the form [user:passwd@]proxy.server:port."
+)  # type: Any
+
+retries = partial(
+    Option,
+    '--retries',
+    dest='retries',
+    type='int',
+    default=5,
+    help="Maximum number of retries each connection should attempt "
+         "(default %default times).",
+)  # type: Any
+
+timeout = partial(
+    Option,
+    '--timeout', '--default-timeout',
+    metavar='sec',
+    dest='timeout',
+    type='float',
+    default=15,
+    help='Set the socket timeout (default %default seconds).',
+)  # type: Any
+
+skip_requirements_regex = partial(
+    Option,
+    # A regex to be used to skip requirements
+    '--skip-requirements-regex',
+    dest='skip_requirements_regex',
+    type='str',
+    default='',
+    help=SUPPRESS_HELP,
+)  # type: Any
+
+
+def exists_action():
+    return Option(
+        # Option when path already exist
+        '--exists-action',
+        dest='exists_action',
+        type='choice',
+        choices=['s', 'i', 'w', 'b', 'a'],
+        default=[],
+        action='append',
+        metavar='action',
+        help="Default action when a path already exists: "
+             "(s)witch, (i)gnore, (w)ipe, (b)ackup, (a)bort).",
+    )
+
+
+cert = partial(
+    Option,
+    '--cert',
+    dest='cert',
+    type='str',
+    metavar='path',
+    help="Path to alternate CA bundle.",
+)  # type: Any
+
+client_cert = partial(
+    Option,
+    '--client-cert',
+    dest='client_cert',
+    type='str',
+    default=None,
+    metavar='path',
+    help="Path to SSL client certificate, a single file containing the "
+         "private key and the certificate in PEM format.",
+)  # type: Any
+
+index_url = partial(
+    Option,
+    '-i', '--index-url', '--pypi-url',
+    dest='index_url',
+    metavar='URL',
+    default=PyPI.simple_url,
+    help="Base URL of Python Package Index (default %default). "
+         "This should point to a repository compliant with PEP 503 "
+         "(the simple repository API) or a local directory laid out "
+         "in the same format.",
+)  # type: Any
+
+
+def extra_index_url():
+    return Option(
+        '--extra-index-url',
+        dest='extra_index_urls',
+        metavar='URL',
+        action='append',
+        default=[],
+        help="Extra URLs of package indexes to use in addition to "
+             "--index-url. Should follow the same rules as "
+             "--index-url.",
+    )
+
+
+no_index = partial(
+    Option,
+    '--no-index',
+    dest='no_index',
+    action='store_true',
+    default=False,
+    help='Ignore package index (only looking at --find-links URLs instead).',
+)  # type: Any
+
+
+def find_links():
+    return Option(
+        '-f', '--find-links',
+        dest='find_links',
+        action='append',
+        default=[],
+        metavar='url',
+        help="If a url or path to an html file, then parse for links to "
+             "archives. If a local path or file:// url that's a directory, "
+             "then look for archives in the directory listing.",
+    )
+
+
+def trusted_host():
+    return Option(
+        "--trusted-host",
+        dest="trusted_hosts",
+        action="append",
+        metavar="HOSTNAME",
+        default=[],
+        help="Mark this host as trusted, even though it does not have valid "
+             "or any HTTPS.",
+    )
+
+
+# Remove after 1.5
+process_dependency_links = partial(
+    Option,
+    "--process-dependency-links",
+    dest="process_dependency_links",
+    action="store_true",
+    default=False,
+    help="Enable the processing of dependency links.",
+)  # type: Any
+
+
+def constraints():
+    return Option(
+        '-c', '--constraint',
+        dest='constraints',
+        action='append',
+        default=[],
+        metavar='file',
+        help='Constrain versions using the given constraints file. '
+        'This option can be used multiple times.'
+    )
+
+
+def requirements():
+    return Option(
+        '-r', '--requirement',
+        dest='requirements',
+        action='append',
+        default=[],
+        metavar='file',
+        help='Install from the given requirements file. '
+        'This option can be used multiple times.'
+    )
+
+
+def editable():
+    return Option(
+        '-e', '--editable',
+        dest='editables',
+        action='append',
+        default=[],
+        metavar='path/url',
+        help=('Install a project in editable mode (i.e. setuptools '
+              '"develop mode") from a local project path or a VCS url.'),
+    )
+
+
+src = partial(
+    Option,
+    '--src', '--source', '--source-dir', '--source-directory',
+    dest='src_dir',
+    metavar='dir',
+    default=src_prefix,
+    help='Directory to check out editable projects into. '
+    'The default in a virtualenv is "<venv path>/src". '
+    'The default for global installs is "<current dir>/src".'
+)  # type: Any
+
+
+def _get_format_control(values, option):
+    """Get a format_control object."""
+    return getattr(values, option.dest)
+
+
+def _handle_no_binary(option, opt_str, value, parser):
+    existing = getattr(parser.values, option.dest)
+    fmt_ctl_handle_mutual_exclude(
+        value, existing.no_binary, existing.only_binary,
+    )
+
+
+def _handle_only_binary(option, opt_str, value, parser):
+    existing = getattr(parser.values, option.dest)
+    fmt_ctl_handle_mutual_exclude(
+        value, existing.only_binary, existing.no_binary,
+    )
+
+
+def no_binary():
+    return Option(
+        "--no-binary", dest="format_control", action="callback",
+        callback=_handle_no_binary, type="str",
+        default=FormatControl(set(), set()),
+        help="Do not use binary packages. Can be supplied multiple times, and "
+             "each time adds to the existing value. Accepts either :all: to "
+             "disable all binary packages, :none: to empty the set, or one or "
+             "more package names with commas between them. Note that some "
+             "packages are tricky to compile and may fail to install when "
+             "this option is used on them.",
+    )
+
+
+def only_binary():
+    return Option(
+        "--only-binary", dest="format_control", action="callback",
+        callback=_handle_only_binary, type="str",
+        default=FormatControl(set(), set()),
+        help="Do not use source packages. Can be supplied multiple times, and "
+             "each time adds to the existing value. Accepts either :all: to "
+             "disable all source packages, :none: to empty the set, or one or "
+             "more package names with commas between them. Packages without "
+             "binary distributions will fail to install when this option is "
+             "used on them.",
+    )
+
+
+cache_dir = partial(
+    Option,
+    "--cache-dir",
+    dest="cache_dir",
+    default=USER_CACHE_DIR,
+    metavar="dir",
+    help="Store the cache data in <dir>."
+)
+
+no_cache = partial(
+    Option,
+    "--no-cache-dir",
+    dest="cache_dir",
+    action="store_false",
+    help="Disable the cache.",
+)
+
+no_deps = partial(
+    Option,
+    '--no-deps', '--no-dependencies',
+    dest='ignore_dependencies',
+    action='store_true',
+    default=False,
+    help="Don't install package dependencies.",
+)  # type: Any
+
+build_dir = partial(
+    Option,
+    '-b', '--build', '--build-dir', '--build-directory',
+    dest='build_dir',
+    metavar='dir',
+    help='Directory to unpack packages into and build in. Note that '
+         'an initial build still takes place in a temporary directory. '
+         'The location of temporary directories can be controlled by setting '
+         'the TMPDIR environment variable (TEMP on Windows) appropriately. '
+         'When passed, build directories are not cleaned in case of failures.'
+)  # type: Any
+
+ignore_requires_python = partial(
+    Option,
+    '--ignore-requires-python',
+    dest='ignore_requires_python',
+    action='store_true',
+    help='Ignore the Requires-Python information.'
+)  # type: Any
+
+no_build_isolation = partial(
+    Option,
+    '--no-build-isolation',
+    dest='build_isolation',
+    action='store_false',
+    default=True,
+    help='Disable isolation when building a modern source distribution. '
+         'Build dependencies specified by PEP 518 must be already installed '
+         'if this option is used.'
+)  # type: Any
+
+install_options = partial(
+    Option,
+    '--install-option',
+    dest='install_options',
+    action='append',
+    metavar='options',
+    help="Extra arguments to be supplied to the setup.py install "
+         "command (use like --install-option=\"--install-scripts=/usr/local/"
+         "bin\"). Use multiple --install-option options to pass multiple "
+         "options to setup.py install. If you are using an option with a "
+         "directory path, be sure to use absolute path.",
+)  # type: Any
+
+global_options = partial(
+    Option,
+    '--global-option',
+    dest='global_options',
+    action='append',
+    metavar='options',
+    help="Extra global options to be supplied to the setup.py "
+         "call before the install command.",
+)  # type: Any
+
+no_clean = partial(
+    Option,
+    '--no-clean',
+    action='store_true',
+    default=False,
+    help="Don't clean up build directories)."
+)  # type: Any
+
+pre = partial(
+    Option,
+    '--pre',
+    action='store_true',
+    default=False,
+    help="Include pre-release and development versions. By default, "
+         "pip only finds stable versions.",
+)  # type: Any
+
+disable_pip_version_check = partial(
+    Option,
+    "--disable-pip-version-check",
+    dest="disable_pip_version_check",
+    action="store_true",
+    default=False,
+    help="Don't periodically check PyPI to determine whether a new version "
+         "of pip is available for download. Implied with --no-index.",
+)  # type: Any
+
+
+# Deprecated, Remove later
+always_unzip = partial(
+    Option,
+    '-Z', '--always-unzip',
+    dest='always_unzip',
+    action='store_true',
+    help=SUPPRESS_HELP,
+)  # type: Any
+
+
+def _merge_hash(option, opt_str, value, parser):
+    """Given a value spelled "algo:digest", append the digest to a list
+    pointed to in a dict by the algo name."""
+    if not parser.values.hashes:
+        parser.values.hashes = {}
+    try:
+        algo, digest = value.split(':', 1)
+    except ValueError:
+        parser.error('Arguments to %s must be a hash name '
+                     'followed by a value, like --hash=sha256:abcde...' %
+                     opt_str)
+    if algo not in STRONG_HASHES:
+        parser.error('Allowed hash algorithms for %s are %s.' %
+                     (opt_str, ', '.join(STRONG_HASHES)))
+    parser.values.hashes.setdefault(algo, []).append(digest)
+
+
+hash = partial(
+    Option,
+    '--hash',
+    # Hash values eventually end up in InstallRequirement.hashes due to
+    # __dict__ copying in process_line().
+    dest='hashes',
+    action='callback',
+    callback=_merge_hash,
+    type='string',
+    help="Verify that the package's archive matches this "
+         'hash before installing. Example: --hash=sha256:abcdef...',
+)  # type: Any
+
+
+require_hashes = partial(
+    Option,
+    '--require-hashes',
+    dest='require_hashes',
+    action='store_true',
+    default=False,
+    help='Require a hash to check each requirement against, for '
+         'repeatable installs. This option is implied when any package in a '
+         'requirements file has a --hash option.',
+)  # type: Any
+
+
+##########
+# groups #
+##########
+
+general_group = {
+    'name': 'General Options',
+    'options': [
+        help_,
+        isolated_mode,
+        require_virtualenv,
+        verbose,
+        version,
+        quiet,
+        log,
+        no_input,
+        proxy,
+        retries,
+        timeout,
+        skip_requirements_regex,
+        exists_action,
+        trusted_host,
+        cert,
+        client_cert,
+        cache_dir,
+        no_cache,
+        disable_pip_version_check,
+        no_color,
+    ]
+}
+
+index_group = {
+    'name': 'Package Index Options',
+    'options': [
+        index_url,
+        extra_index_url,
+        no_index,
+        find_links,
+        process_dependency_links,
+    ]
+}
@@ -0,0 +1,79 @@
+"""
+Package containing all pip commands
+"""
+from __future__ import absolute_import
+
+from pip._internal.commands.completion import CompletionCommand
+from pip._internal.commands.configuration import ConfigurationCommand
+from pip._internal.commands.download import DownloadCommand
+from pip._internal.commands.freeze import FreezeCommand
+from pip._internal.commands.hash import HashCommand
+from pip._internal.commands.help import HelpCommand
+from pip._internal.commands.list import ListCommand
+from pip._internal.commands.check import CheckCommand
+from pip._internal.commands.search import SearchCommand
+from pip._internal.commands.show import ShowCommand
+from pip._internal.commands.install import InstallCommand
+from pip._internal.commands.uninstall import UninstallCommand
+from pip._internal.commands.wheel import WheelCommand
+
+from pip._internal.utils.typing import MYPY_CHECK_RUNNING
+
+if MYPY_CHECK_RUNNING:
+    from typing import List, Type
+    from pip._internal.basecommand import Command
+
+commands_order = [
+    InstallCommand,
+    DownloadCommand,
+    UninstallCommand,
+    FreezeCommand,
+    ListCommand,
+    ShowCommand,
+    CheckCommand,
+    ConfigurationCommand,
+    SearchCommand,
+    WheelCommand,
+    HashCommand,
+    CompletionCommand,
+    HelpCommand,
+]  # type: List[Type[Command]]
+
+commands_dict = {c.name: c for c in commands_order}
+
+
+def get_summaries(ordered=True):
+    """Yields sorted (command name, command summary) tuples."""
+
+    if ordered:
+        cmditems = _sort_commands(commands_dict, commands_order)
+    else:
+        cmditems = commands_dict.items()
+
+    for name, command_class in cmditems:
+        yield (name, command_class.summary)
+
+
+def get_similar_commands(name):
+    """Command name auto-correct."""
+    from difflib import get_close_matches
+
+    name = name.lower()
+
+    close_commands = get_close_matches(name, commands_dict.keys())
+
+    if close_commands:
+        return close_commands[0]
+    else:
+        return False
+
+
+def _sort_commands(cmddict, order):
+    def keyfn(key):
+        try:
+            return order.index(key[1])
+        except ValueError:
+            # unordered items should come last
+            return 0xff
+
+    return sorted(cmddict.items(), key=keyfn)
@@ -0,0 +1,42 @@
+import logging
+
+from pip._internal.basecommand import Command
+from pip._internal.operations.check import (
+    check_package_set, create_package_set_from_installed,
+)
+from pip._internal.utils.misc import get_installed_distributions
+
+logger = logging.getLogger(__name__)
+
+
+class CheckCommand(Command):
+    """Verify installed packages have compatible dependencies."""
+    name = 'check'
+    usage = """
+      %prog [options]"""
+    summary = 'Verify installed packages have compatible dependencies.'
+
+    def run(self, options, args):
+        package_set = create_package_set_from_installed()
+        missing, conflicting = check_package_set(package_set)
+
+        for project_name in missing:
+            version = package_set[project_name].version
+            for dependency in missing[project_name]:
+                logger.info(
+                    "%s %s requires %s, which is not installed.",
+                    project_name, version, dependency[0],
+                )
+
+        for project_name in conflicting:
+            version = package_set[project_name].version
+            for dep_name, dep_version, req in conflicting[project_name]:
+                logger.info(
+                    "%s %s has requirement %s, but you have %s %s.",
+                    project_name, version, req, dep_name, dep_version,
+                )
+
+        if missing or conflicting:
+            return 1
+        else:
+            logger.info("No broken requirements found.")
@@ -0,0 +1,94 @@
+from __future__ import absolute_import
+
+import sys
+import textwrap
+
+from pip._internal.basecommand import Command
+from pip._internal.utils.misc import get_prog
+
+BASE_COMPLETION = """
+# pip %(shell)s completion start%(script)s# pip %(shell)s completion end
+"""
+
+COMPLETION_SCRIPTS = {
+    'bash': """
+        _pip_completion()
+        {
+            COMPREPLY=( $( COMP_WORDS="${COMP_WORDS[*]}" \\
+                           COMP_CWORD=$COMP_CWORD \\
+                           PIP_AUTO_COMPLETE=1 $1 ) )
+        }
+        complete -o default -F _pip_completion %(prog)s
+    """,
+    'zsh': """
+        function _pip_completion {
+          local words cword
+          read -Ac words
+          read -cn cword
+          reply=( $( COMP_WORDS="$words[*]" \\
+                     COMP_CWORD=$(( cword-1 )) \\
+                     PIP_AUTO_COMPLETE=1 $words[1] ) )
+        }
+        compctl -K _pip_completion %(prog)s
+    """,
+    'fish': """
+        function __fish_complete_pip
+            set -lx COMP_WORDS (commandline -o) ""
+            set -lx COMP_CWORD ( \\
+                math (contains -i -- (commandline -t) $COMP_WORDS)-1 \\
+            )
+            set -lx PIP_AUTO_COMPLETE 1
+            string split \\  -- (eval $COMP_WORDS[1])
+        end
+        complete -fa "(__fish_complete_pip)" -c %(prog)s
+    """,
+}
+
+
+class CompletionCommand(Command):
+    """A helper command to be used for command completion."""
+    name = 'completion'
+    summary = 'A helper command used for command completion.'
+    ignore_require_venv = True
+
+    def __init__(self, *args, **kw):
+        super(CompletionCommand, self).__init__(*args, **kw)
+
+        cmd_opts = self.cmd_opts
+
+        cmd_opts.add_option(
+            '--bash', '-b',
+            action='store_const',
+            const='bash',
+            dest='shell',
+            help='Emit completion code for bash')
+        cmd_opts.add_option(
+            '--zsh', '-z',
+            action='store_const',
+            const='zsh',
+            dest='shell',
+            help='Emit completion code for zsh')
+        cmd_opts.add_option(
+            '--fish', '-f',
+            action='store_const',
+            const='fish',
+            dest='shell',
+            help='Emit completion code for fish')
+
+        self.parser.insert_option_group(0, cmd_opts)
+
+    def run(self, options, args):
+        """Prints the completion code of the given shell"""
+        shells = COMPLETION_SCRIPTS.keys()
+        shell_options = ['--' + shell for shell in sorted(shells)]
+        if options.shell in shells:
+            script = textwrap.dedent(
+                COMPLETION_SCRIPTS.get(options.shell, '') % {
+                    'prog': get_prog(),
+                }
+            )
+            print(BASE_COMPLETION % {'script': script, 'shell': options.shell})
+        else:
+            sys.stderr.write(
+                'ERROR: You must pass %s\n' % ' or '.join(shell_options)
+            )
@@ -0,0 +1,227 @@
+import logging
+import os
+import subprocess
+
+from pip._internal.basecommand import Command
+from pip._internal.configuration import Configuration, kinds
+from pip._internal.exceptions import PipError
+from pip._internal.locations import venv_config_file
+from pip._internal.status_codes import ERROR, SUCCESS
+from pip._internal.utils.misc import get_prog
+
+logger = logging.getLogger(__name__)
+
+
+class ConfigurationCommand(Command):
+    """Manage local and global configuration.
+
+        Subcommands:
+
+        list: List the active configuration (or from the file specified)
+        edit: Edit the configuration file in an editor
+        get: Get the value associated with name
+        set: Set the name=value
+        unset: Unset the value associated with name
+
+        If none of --user, --global and --venv are passed, a virtual
+        environment configuration file is used if one is active and the file
+        exists. Otherwise, all modifications happen on the to the user file by
+        default.
+    """
+
+    name = 'config'
+    usage = """
+        %prog [<file-option>] list
+        %prog [<file-option>] [--editor <editor-path>] edit
+
+        %prog [<file-option>] get name
+        %prog [<file-option>] set name value
+        %prog [<file-option>] unset name
+    """
+
+    summary = "Manage local and global configuration."
+
+    def __init__(self, *args, **kwargs):
+        super(ConfigurationCommand, self).__init__(*args, **kwargs)
+
+        self.configuration = None
+
+        self.cmd_opts.add_option(
+            '--editor',
+            dest='editor',
+            action='store',
+            default=None,
+            help=(
+                'Editor to use to edit the file. Uses VISUAL or EDITOR '
+                'environment variables if not provided.'
+            )
+        )
+
+        self.cmd_opts.add_option(
+            '--global',
+            dest='global_file',
+            action='store_true',
+            default=False,
+            help='Use the system-wide configuration file only'
+        )
+
+        self.cmd_opts.add_option(
+            '--user',
+            dest='user_file',
+            action='store_true',
+            default=False,
+            help='Use the user configuration file only'
+        )
+
+        self.cmd_opts.add_option(
+            '--venv',
+            dest='venv_file',
+            action='store_true',
+            default=False,
+            help='Use the virtualenv configuration file only'
+        )
+
+        self.parser.insert_option_group(0, self.cmd_opts)
+
+    def run(self, options, args):
+        handlers = {
+            "list": self.list_values,
+            "edit": self.open_in_editor,
+            "get": self.get_name,
+            "set": self.set_name_value,
+            "unset": self.unset_name
+        }
+
+        # Determine action
+        if not args or args[0] not in handlers:
+            logger.error("Need an action ({}) to perform.".format(
+                ", ".join(sorted(handlers)))
+            )
+            return ERROR
+
+        action = args[0]
+
+        # Determine which configuration files are to be loaded
+        #    Depends on whether the command is modifying.
+        try:
+            load_only = self._determine_file(
+                options, need_value=(action in ["get", "set", "unset", "edit"])
+            )
+        except PipError as e:
+            logger.error(e.args[0])
+            return ERROR
+
+        # Load a new configuration
+        self.configuration = Configuration(
+            isolated=options.isolated_mode, load_only=load_only
+        )
+        self.configuration.load()
+
+        # Error handling happens here, not in the action-handlers.
+        try:
+            handlers[action](options, args[1:])
+        except PipError as e:
+            logger.error(e.args[0])
+            return ERROR
+
+        return SUCCESS
+
+    def _determine_file(self, options, need_value):
+        file_options = {
+            kinds.USER: options.user_file,
+            kinds.GLOBAL: options.global_file,
+            kinds.VENV: options.venv_file
+        }
+
+        if sum(file_options.values()) == 0:
+            if not need_value:
+                return None
+            # Default to user, unless there's a virtualenv file.
+            elif os.path.exists(venv_config_file):
+                return kinds.VENV
+            else:
+                return kinds.USER
+        elif sum(file_options.values()) == 1:
+            # There's probably a better expression for this.
+            return [key for key in file_options if file_options[key]][0]
+
+        raise PipError(
+            "Need exactly one file to operate upon "
+            "(--user, --venv, --global) to perform."
+        )
+
+    def list_values(self, options, args):
+        self._get_n_args(args, "list", n=0)
+
+        for key, value in sorted(self.configuration.items()):
+            logger.info("%s=%r", key, value)
+
+    def get_name(self, options, args):
+        key = self._get_n_args(args, "get [name]", n=1)
+        value = self.configuration.get_value(key)
+
+        logger.info("%s", value)
+
+    def set_name_value(self, options, args):
+        key, value = self._get_n_args(args, "set [name] [value]", n=2)
+        self.configuration.set_value(key, value)
+
+        self._save_configuration()
+
+    def unset_name(self, options, args):
+        key = self._get_n_args(args, "unset [name]", n=1)
+        self.configuration.unset_value(key)
+
+        self._save_configuration()
+
+    def open_in_editor(self, options, args):
+        editor = self._determine_editor(options)
+
+        fname = self.configuration.get_file_to_edit()
+        if fname is None:
+            raise PipError("Could not determine appropriate file.")
+
+        try:
+            subprocess.check_call([editor, fname])
+        except subprocess.CalledProcessError as e:
+            raise PipError(
+                "Editor Subprocess exited with exit code {}"
+                .format(e.returncode)
+            )
+
+    def _get_n_args(self, args, example, n):
+        """Helper to make sure the command got the right number of arguments
+        """
+        if len(args) != n:
+            msg = (
+                'Got unexpected number of arguments, expected {}. '
+                '(example: "{} config {}")'
+            ).format(n, get_prog(), example)
+            raise PipError(msg)
+
+        if n == 1:
+            return args[0]
+        else:
+            return args
+
+    def _save_configuration(self):
+        # We successfully ran a modifying command. Need to save the
+        # configuration.
+        try:
+            self.configuration.save()
+        except Exception:
+            logger.error(
+                "Unable to save configuration. Please report this as a bug.",
+                exc_info=1
+            )
+            raise PipError("Internal Error.")
+
+    def _determine_editor(self, options):
+        if options.editor is not None:
+            return options.editor
+        elif "VISUAL" in os.environ:
+            return os.environ["VISUAL"]
+        elif "EDITOR" in os.environ:
+            return os.environ["EDITOR"]
+        else:
+            raise PipError("Could not determine editor to use.")
@@ -0,0 +1,233 @@
+from __future__ import absolute_import
+
+import logging
+import os
+
+from pip._internal import cmdoptions
+from pip._internal.basecommand import RequirementCommand
+from pip._internal.exceptions import CommandError
+from pip._internal.index import FormatControl
+from pip._internal.operations.prepare import RequirementPreparer
+from pip._internal.req import RequirementSet
+from pip._internal.resolve import Resolver
+from pip._internal.utils.filesystem import check_path_owner
+from pip._internal.utils.misc import ensure_dir, normalize_path
+from pip._internal.utils.temp_dir import TempDirectory
+
+logger = logging.getLogger(__name__)
+
+
+class DownloadCommand(RequirementCommand):
+    """
+    Download packages from:
+
+    - PyPI (and other indexes) using requirement specifiers.
+    - VCS project urls.
+    - Local project directories.
+    - Local or remote source archives.
+
+    pip also supports downloading from "requirements files", which provide
+    an easy way to specify a whole environment to be downloaded.
+    """
+    name = 'download'
+
+    usage = """
+      %prog [options] <requirement specifier> [package-index-options] ...
+      %prog [options] -r <requirements file> [package-index-options] ...
+      %prog [options] <vcs project url> ...
+      %prog [options] <local project path> ...
+      %prog [options] <archive url/path> ..."""
+
+    summary = 'Download packages.'
+
+    def __init__(self, *args, **kw):
+        super(DownloadCommand, self).__init__(*args, **kw)
+
+        cmd_opts = self.cmd_opts
+
+        cmd_opts.add_option(cmdoptions.constraints())
+        cmd_opts.add_option(cmdoptions.requirements())
+        cmd_opts.add_option(cmdoptions.build_dir())
+        cmd_opts.add_option(cmdoptions.no_deps())
+        cmd_opts.add_option(cmdoptions.global_options())
+        cmd_opts.add_option(cmdoptions.no_binary())
+        cmd_opts.add_option(cmdoptions.only_binary())
+        cmd_opts.add_option(cmdoptions.src())
+        cmd_opts.add_option(cmdoptions.pre())
+        cmd_opts.add_option(cmdoptions.no_clean())
+        cmd_opts.add_option(cmdoptions.require_hashes())
+        cmd_opts.add_option(cmdoptions.progress_bar())
+        cmd_opts.add_option(cmdoptions.no_build_isolation())
+
+        cmd_opts.add_option(
+            '-d', '--dest', '--destination-dir', '--destination-directory',
+            dest='download_dir',
+            metavar='dir',
+            default=os.curdir,
+            help=("Download packages into <dir>."),
+        )
+
+        cmd_opts.add_option(
+            '--platform',
+            dest='platform',
+            metavar='platform',
+            default=None,
+            help=("Only download wheels compatible with <platform>. "
+                  "Defaults to the platform of the running system."),
+        )
+
+        cmd_opts.add_option(
+            '--python-version',
+            dest='python_version',
+            metavar='python_version',
+            default=None,
+            help=("Only download wheels compatible with Python "
+                  "interpreter version <version>. If not specified, then the "
+                  "current system interpreter minor version is used. A major "
+                  "version (e.g. '2') can be specified to match all "
+                  "minor revs of that major version.  A minor version "
+                  "(e.g. '34') can also be specified."),
+        )
+
+        cmd_opts.add_option(
+            '--implementation',
+            dest='implementation',
+            metavar='implementation',
+            default=None,
+            help=("Only download wheels compatible with Python "
+                  "implementation <implementation>, e.g. 'pp', 'jy', 'cp', "
+                  " or 'ip'. If not specified, then the current "
+                  "interpreter implementation is used.  Use 'py' to force "
+                  "implementation-agnostic wheels."),
+        )
+
+        cmd_opts.add_option(
+            '--abi',
+            dest='abi',
+            metavar='abi',
+            default=None,
+            help=("Only download wheels compatible with Python "
+                  "abi <abi>, e.g. 'pypy_41'.  If not specified, then the "
+                  "current interpreter abi tag is used.  Generally "
+                  "you will need to specify --implementation, "
+                  "--platform, and --python-version when using "
+                  "this option."),
+        )
+
+        index_opts = cmdoptions.make_option_group(
+            cmdoptions.index_group,
+            self.parser,
+        )
+
+        self.parser.insert_option_group(0, index_opts)
+        self.parser.insert_option_group(0, cmd_opts)
+
+    def run(self, options, args):
+        options.ignore_installed = True
+        # editable doesn't really make sense for `pip download`, but the bowels
+        # of the RequirementSet code require that property.
+        options.editables = []
+
+        if options.python_version:
+            python_versions = [options.python_version]
+        else:
+            python_versions = None
+
+        dist_restriction_set = any([
+            options.python_version,
+            options.platform,
+            options.abi,
+            options.implementation,
+        ])
+        binary_only = FormatControl(set(), {':all:'})
+        no_sdist_dependencies = (
+            options.format_control != binary_only and
+            not options.ignore_dependencies
+        )
+        if dist_restriction_set and no_sdist_dependencies:
+            raise CommandError(
+                "When restricting platform and interpreter constraints using "
+                "--python-version, --platform, --abi, or --implementation, "
+                "either --no-deps must be set, or --only-binary=:all: must be "
+                "set and --no-binary must not be set (or must be set to "
+                ":none:)."
+            )
+
+        options.src_dir = os.path.abspath(options.src_dir)
+        options.download_dir = normalize_path(options.download_dir)
+
+        ensure_dir(options.download_dir)
+
+        with self._build_session(options) as session:
+            finder = self._build_package_finder(
+                options=options,
+                session=session,
+                platform=options.platform,
+                python_versions=python_versions,
+                abi=options.abi,
+                implementation=options.implementation,
+            )
+            build_delete = (not (options.no_clean or options.build_dir))
+            if options.cache_dir and not check_path_owner(options.cache_dir):
+                logger.warning(
+                    "The directory '%s' or its parent directory is not owned "
+                    "by the current user and caching wheels has been "
+                    "disabled. check the permissions and owner of that "
+                    "directory. If executing pip with sudo, you may want "
+                    "sudo's -H flag.",
+                    options.cache_dir,
+                )
+                options.cache_dir = None
+
+            with TempDirectory(
+                options.build_dir, delete=build_delete, kind="download"
+            ) as directory:
+
+                requirement_set = RequirementSet(
+                    require_hashes=options.require_hashes,
+                )
+                self.populate_requirement_set(
+                    requirement_set,
+                    args,
+                    options,
+                    finder,
+                    session,
+                    self.name,
+                    None
+                )
+
+                preparer = RequirementPreparer(
+                    build_dir=directory.path,
+                    src_dir=options.src_dir,
+                    download_dir=options.download_dir,
+                    wheel_download_dir=None,
+                    progress_bar=options.progress_bar,
+                    build_isolation=options.build_isolation,
+                )
+
+                resolver = Resolver(
+                    preparer=preparer,
+                    finder=finder,
+                    session=session,
+                    wheel_cache=None,
+                    use_user_site=False,
+                    upgrade_strategy="to-satisfy-only",
+                    force_reinstall=False,
+                    ignore_dependencies=options.ignore_dependencies,
+                    ignore_requires_python=False,
+                    ignore_installed=True,
+                    isolated=options.isolated_mode,
+                )
+                resolver.resolve(requirement_set)
+
+                downloaded = ' '.join([
+                    req.name for req in requirement_set.successfully_downloaded
+                ])
+                if downloaded:
+                    logger.info('Successfully downloaded %s', downloaded)
+
+                # Clean up
+                if not options.no_clean:
+                    requirement_set.cleanup_files()
+
+        return requirement_set
@@ -0,0 +1,96 @@
+from __future__ import absolute_import
+
+import sys
+
+from pip._internal import index
+from pip._internal.basecommand import Command
+from pip._internal.cache import WheelCache
+from pip._internal.compat import stdlib_pkgs
+from pip._internal.operations.freeze import freeze
+
+DEV_PKGS = {'pip', 'setuptools', 'distribute', 'wheel'}
+
+
+class FreezeCommand(Command):
+    """
+    Output installed packages in requirements format.
+
+    packages are listed in a case-insensitive sorted order.
+    """
+    name = 'freeze'
+    usage = """
+      %prog [options]"""
+    summary = 'Output installed packages in requirements format.'
+    log_streams = ("ext://sys.stderr", "ext://sys.stderr")
+
+    def __init__(self, *args, **kw):
+        super(FreezeCommand, self).__init__(*args, **kw)
+
+        self.cmd_opts.add_option(
+            '-r', '--requirement',
+            dest='requirements',
+            action='append',
+            default=[],
+            metavar='file',
+            help="Use the order in the given requirements file and its "
+                 "comments when generating output. This option can be "
+                 "used multiple times.")
+        self.cmd_opts.add_option(
+            '-f', '--find-links',
+            dest='find_links',
+            action='append',
+            default=[],
+            metavar='URL',
+            help='URL for finding packages, which will be added to the '
+                 'output.')
+        self.cmd_opts.add_option(
+            '-l', '--local',
+            dest='local',
+            action='store_true',
+            default=False,
+            help='If in a virtualenv that has global access, do not output '
+                 'globally-installed packages.')
+        self.cmd_opts.add_option(
+            '--user',
+            dest='user',
+            action='store_true',
+            default=False,
+            help='Only output packages installed in user-site.')
+        self.cmd_opts.add_option(
+            '--all',
+            dest='freeze_all',
+            action='store_true',
+            help='Do not skip these packages in the output:'
+                 ' %s' % ', '.join(DEV_PKGS))
+        self.cmd_opts.add_option(
+            '--exclude-editable',
+            dest='exclude_editable',
+            action='store_true',
+            help='Exclude editable package from output.')
+
+        self.parser.insert_option_group(0, self.cmd_opts)
+
+    def run(self, options, args):
+        format_control = index.FormatControl(set(), set())
+        wheel_cache = WheelCache(options.cache_dir, format_control)
+        skip = set(stdlib_pkgs)
+        if not options.freeze_all:
+            skip.update(DEV_PKGS)
+
+        freeze_kwargs = dict(
+            requirement=options.requirements,
+            find_links=options.find_links,
+            local_only=options.local,
+            user_only=options.user,
+            skip_regex=options.skip_requirements_regex,
+            isolated=options.isolated_mode,
+            wheel_cache=wheel_cache,
+            skip=skip,
+            exclude_editable=options.exclude_editable,
+        )
+
+        try:
+            for line in freeze(**freeze_kwargs):
+                sys.stdout.write(line + '\n')
+        finally:
+            wheel_cache.cleanup()
@@ -0,0 +1,57 @@
+from __future__ import absolute_import
+
+import hashlib
+import logging
+import sys
+
+from pip._internal.basecommand import Command
+from pip._internal.status_codes import ERROR
+from pip._internal.utils.hashes import FAVORITE_HASH, STRONG_HASHES
+from pip._internal.utils.misc import read_chunks
+
+logger = logging.getLogger(__name__)
+
+
+class HashCommand(Command):
+    """
+    Compute a hash of a local package archive.
+
+    These can be used with --hash in a requirements file to do repeatable
+    installs.
+
+    """
+    name = 'hash'
+    usage = '%prog [options] <file> ...'
+    summary = 'Compute hashes of package archives.'
+    ignore_require_venv = True
+
+    def __init__(self, *args, **kw):
+        super(HashCommand, self).__init__(*args, **kw)
+        self.cmd_opts.add_option(
+            '-a', '--algorithm',
+            dest='algorithm',
+            choices=STRONG_HASHES,
+            action='store',
+            default=FAVORITE_HASH,
+            help='The hash algorithm to use: one of %s' %
+                 ', '.join(STRONG_HASHES))
+        self.parser.insert_option_group(0, self.cmd_opts)
+
+    def run(self, options, args):
+        if not args:
+            self.parser.print_usage(sys.stderr)
+            return ERROR
+
+        algorithm = options.algorithm
+        for path in args:
+            logger.info('%s:\n--hash=%s:%s',
+                        path, algorithm, _hash_of_file(path, algorithm))
+
+
+def _hash_of_file(path, algorithm):
+    """Return the hash digest of a file."""
+    with open(path, 'rb') as archive:
+        hash = hashlib.new(algorithm)
+        for chunk in read_chunks(archive):
+            hash.update(chunk)
+    return hash.hexdigest()
@@ -0,0 +1,36 @@
+from __future__ import absolute_import
+
+from pip._internal.basecommand import SUCCESS, Command
+from pip._internal.exceptions import CommandError
+
+
+class HelpCommand(Command):
+    """Show help for commands"""
+    name = 'help'
+    usage = """
+      %prog <command>"""
+    summary = 'Show help for commands.'
+    ignore_require_venv = True
+
+    def run(self, options, args):
+        from pip._internal.commands import commands_dict, get_similar_commands
+
+        try:
+            # 'pip help' with no args is handled by pip.__init__.parseopt()
+            cmd_name = args[0]  # the command we need help for
+        except IndexError:
+            return SUCCESS
+
+        if cmd_name not in commands_dict:
+            guess = get_similar_commands(cmd_name)
+
+            msg = ['unknown command "%s"' % cmd_name]
+            if guess:
+                msg.append('maybe you meant "%s"' % guess)
+
+            raise CommandError(' - '.join(msg))
+
+        command = commands_dict[cmd_name]()
+        command.parser.print_help()
+
+        return SUCCESS
@@ -0,0 +1,502 @@
+from __future__ import absolute_import
+
+import errno
+import logging
+import operator
+import os
+import shutil
+from optparse import SUPPRESS_HELP
+
+from pip._internal import cmdoptions
+from pip._internal.basecommand import RequirementCommand
+from pip._internal.cache import WheelCache
+from pip._internal.exceptions import (
+    CommandError, InstallationError, PreviousBuildDirError,
+)
+from pip._internal.locations import distutils_scheme, virtualenv_no_global
+from pip._internal.operations.check import check_install_conflicts
+from pip._internal.operations.prepare import RequirementPreparer
+from pip._internal.req import RequirementSet, install_given_reqs
+from pip._internal.resolve import Resolver
+from pip._internal.status_codes import ERROR
+from pip._internal.utils.filesystem import check_path_owner
+from pip._internal.utils.misc import ensure_dir, get_installed_version
+from pip._internal.utils.temp_dir import TempDirectory
+from pip._internal.wheel import WheelBuilder
+
+try:
+    import wheel
+except ImportError:
+    wheel = None
+
+
+logger = logging.getLogger(__name__)
+
+
+class InstallCommand(RequirementCommand):
+    """
+    Install packages from:
+
+    - PyPI (and other indexes) using requirement specifiers.
+    - VCS project urls.
+    - Local project directories.
+    - Local or remote source archives.
+
+    pip also supports installing from "requirements files", which provide
+    an easy way to specify a whole environment to be installed.
+    """
+    name = 'install'
+
+    usage = """
+      %prog [options] <requirement specifier> [package-index-options] ...
+      %prog [options] -r <requirements file> [package-index-options] ...
+      %prog [options] [-e] <vcs project url> ...
+      %prog [options] [-e] <local project path> ...
+      %prog [options] <archive url/path> ..."""
+
+    summary = 'Install packages.'
+
+    def __init__(self, *args, **kw):
+        super(InstallCommand, self).__init__(*args, **kw)
+
+        cmd_opts = self.cmd_opts
+
+        cmd_opts.add_option(cmdoptions.requirements())
+        cmd_opts.add_option(cmdoptions.constraints())
+        cmd_opts.add_option(cmdoptions.no_deps())
+        cmd_opts.add_option(cmdoptions.pre())
+
+        cmd_opts.add_option(cmdoptions.editable())
+        cmd_opts.add_option(
+            '-t', '--target',
+            dest='target_dir',
+            metavar='dir',
+            default=None,
+            help='Install packages into <dir>. '
+                 'By default this will not replace existing files/folders in '
+                 '<dir>. Use --upgrade to replace existing packages in <dir> '
+                 'with new versions.'
+        )
+        cmd_opts.add_option(
+            '--user',
+            dest='use_user_site',
+            action='store_true',
+            help="Install to the Python user install directory for your "
+                 "platform. Typically ~/.local/, or %APPDATA%\\Python on "
+                 "Windows. (See the Python documentation for site.USER_BASE "
+                 "for full details.)")
+        cmd_opts.add_option(
+            '--no-user',
+            dest='use_user_site',
+            action='store_false',
+            help=SUPPRESS_HELP)
+        cmd_opts.add_option(
+            '--root',
+            dest='root_path',
+            metavar='dir',
+            default=None,
+            help="Install everything relative to this alternate root "
+                 "directory.")
+        cmd_opts.add_option(
+            '--prefix',
+            dest='prefix_path',
+            metavar='dir',
+            default=None,
+            help="Installation prefix where lib, bin and other top-level "
+                 "folders are placed")
+
+        cmd_opts.add_option(cmdoptions.build_dir())
+
+        cmd_opts.add_option(cmdoptions.src())
+
+        cmd_opts.add_option(
+            '-U', '--upgrade',
+            dest='upgrade',
+            action='store_true',
+            help='Upgrade all specified packages to the newest available '
+                 'version. The handling of dependencies depends on the '
+                 'upgrade-strategy used.'
+        )
+
+        cmd_opts.add_option(
+            '--upgrade-strategy',
+            dest='upgrade_strategy',
+            default='only-if-needed',
+            choices=['only-if-needed', 'eager'],
+            help='Determines how dependency upgrading should be handled '
+                 '[default: %default]. '
+                 '"eager" - dependencies are upgraded regardless of '
+                 'whether the currently installed version satisfies the '
+                 'requirements of the upgraded package(s). '
+                 '"only-if-needed" -  are upgraded only when they do not '
+                 'satisfy the requirements of the upgraded package(s).'
+        )
+
+        cmd_opts.add_option(
+            '--force-reinstall',
+            dest='force_reinstall',
+            action='store_true',
+            help='Reinstall all packages even if they are already '
+                 'up-to-date.')
+
+        cmd_opts.add_option(
+            '-I', '--ignore-installed',
+            dest='ignore_installed',
+            action='store_true',
+            help='Ignore the installed packages (reinstalling instead).')
+
+        cmd_opts.add_option(cmdoptions.ignore_requires_python())
+        cmd_opts.add_option(cmdoptions.no_build_isolation())
+
+        cmd_opts.add_option(cmdoptions.install_options())
+        cmd_opts.add_option(cmdoptions.global_options())
+
+        cmd_opts.add_option(
+            "--compile",
+            action="store_true",
+            dest="compile",
+            default=True,
+            help="Compile Python source files to bytecode",
+        )
+
+        cmd_opts.add_option(
+            "--no-compile",
+            action="store_false",
+            dest="compile",
+            help="Do not compile Python source files to bytecode",
+        )
+
+        cmd_opts.add_option(
+            "--no-warn-script-location",
+            action="store_false",
+            dest="warn_script_location",
+            default=True,
+            help="Do not warn when installing scripts outside PATH",
+        )
+        cmd_opts.add_option(
+            "--no-warn-conflicts",
+            action="store_false",
+            dest="warn_about_conflicts",
+            default=True,
+            help="Do not warn about broken dependencies",
+        )
+
+        cmd_opts.add_option(cmdoptions.no_binary())
+        cmd_opts.add_option(cmdoptions.only_binary())
+        cmd_opts.add_option(cmdoptions.no_clean())
+        cmd_opts.add_option(cmdoptions.require_hashes())
+        cmd_opts.add_option(cmdoptions.progress_bar())
+
+        index_opts = cmdoptions.make_option_group(
+            cmdoptions.index_group,
+            self.parser,
+        )
+
+        self.parser.insert_option_group(0, index_opts)
+        self.parser.insert_option_group(0, cmd_opts)
+
+    def run(self, options, args):
+        cmdoptions.check_install_build_global(options)
+
+        upgrade_strategy = "to-satisfy-only"
+        if options.upgrade:
+            upgrade_strategy = options.upgrade_strategy
+
+        if options.build_dir:
+            options.build_dir = os.path.abspath(options.build_dir)
+
+        options.src_dir = os.path.abspath(options.src_dir)
+        install_options = options.install_options or []
+        if options.use_user_site:
+            if options.prefix_path:
+                raise CommandError(
+                    "Can not combine '--user' and '--prefix' as they imply "
+                    "different installation locations"
+                )
+            if virtualenv_no_global():
+                raise InstallationError(
+                    "Can not perform a '--user' install. User site-packages "
+                    "are not visible in this virtualenv."
+                )
+            install_options.append('--user')
+            install_options.append('--prefix=')
+
+        target_temp_dir = TempDirectory(kind="target")
+        if options.target_dir:
+            options.ignore_installed = True
+            options.target_dir = os.path.abspath(options.target_dir)
+            if (os.path.exists(options.target_dir) and not
+                    os.path.isdir(options.target_dir)):
+                raise CommandError(
+                    "Target path exists but is not a directory, will not "
+                    "continue."
+                )
+
+            # Create a target directory for using with the target option
+            target_temp_dir.create()
+            install_options.append('--home=' + target_temp_dir.path)
+
+        global_options = options.global_options or []
+
+        with self._build_session(options) as session:
+            finder = self._build_package_finder(options, session)
+            build_delete = (not (options.no_clean or options.build_dir))
+            wheel_cache = WheelCache(options.cache_dir, options.format_control)
+
+            if options.cache_dir and not check_path_owner(options.cache_dir):
+                logger.warning(
+                    "The directory '%s' or its parent directory is not owned "
+                    "by the current user and caching wheels has been "
+                    "disabled. check the permissions and owner of that "
+                    "directory. If executing pip with sudo, you may want "
+                    "sudo's -H flag.",
+                    options.cache_dir,
+                )
+                options.cache_dir = None
+
+            with TempDirectory(
+                options.build_dir, delete=build_delete, kind="install"
+            ) as directory:
+                requirement_set = RequirementSet(
+                    require_hashes=options.require_hashes,
+                )
+
+                try:
+                    self.populate_requirement_set(
+                        requirement_set, args, options, finder, session,
+                        self.name, wheel_cache
+                    )
+                    preparer = RequirementPreparer(
+                        build_dir=directory.path,
+                        src_dir=options.src_dir,
+                        download_dir=None,
+                        wheel_download_dir=None,
+                        progress_bar=options.progress_bar,
+                        build_isolation=options.build_isolation,
+                    )
+
+                    resolver = Resolver(
+                        preparer=preparer,
+                        finder=finder,
+                        session=session,
+                        wheel_cache=wheel_cache,
+                        use_user_site=options.use_user_site,
+                        upgrade_strategy=upgrade_strategy,
+                        force_reinstall=options.force_reinstall,
+                        ignore_dependencies=options.ignore_dependencies,
+                        ignore_requires_python=options.ignore_requires_python,
+                        ignore_installed=options.ignore_installed,
+                        isolated=options.isolated_mode,
+                    )
+                    resolver.resolve(requirement_set)
+
+                    # If caching is disabled or wheel is not installed don't
+                    # try to build wheels.
+                    if wheel and options.cache_dir:
+                        # build wheels before install.
+                        wb = WheelBuilder(
+                            finder, preparer, wheel_cache,
+                            build_options=[], global_options=[],
+                        )
+                        # Ignore the result: a failed wheel will be
+                        # installed from the sdist/vcs whatever.
+                        wb.build(
+                            requirement_set.requirements.values(),
+                            session=session, autobuilding=True
+                        )
+
+                    to_install = resolver.get_installation_order(
+                        requirement_set
+                    )
+
+                    # Consistency Checking of the package set we're installing.
+                    should_warn_about_conflicts = (
+                        not options.ignore_dependencies and
+                        options.warn_about_conflicts
+                    )
+                    if should_warn_about_conflicts:
+                        self._warn_about_conflicts(to_install)
+
+                    # Don't warn about script install locations if
+                    # --target has been specified
+                    warn_script_location = options.warn_script_location
+                    if options.target_dir:
+                        warn_script_location = False
+
+                    installed = install_given_reqs(
+                        to_install,
+                        install_options,
+                        global_options,
+                        root=options.root_path,
+                        home=target_temp_dir.path,
+                        prefix=options.prefix_path,
+                        pycompile=options.compile,
+                        warn_script_location=warn_script_location,
+                        use_user_site=options.use_user_site,
+                    )
+
+                    possible_lib_locations = get_lib_location_guesses(
+                        user=options.use_user_site,
+                        home=target_temp_dir.path,
+                        root=options.root_path,
+                        prefix=options.prefix_path,
+                        isolated=options.isolated_mode,
+                    )
+                    reqs = sorted(installed, key=operator.attrgetter('name'))
+                    items = []
+                    for req in reqs:
+                        item = req.name
+                        try:
+                            installed_version = get_installed_version(
+                                req.name, possible_lib_locations
+                            )
+                            if installed_version:
+                                item += '-' + installed_version
+                        except Exception:
+                            pass
+                        items.append(item)
+                    installed = ' '.join(items)
+                    if installed:
+                        logger.info('Successfully installed %s', installed)
+                except EnvironmentError as error:
+                    show_traceback = (self.verbosity >= 1)
+
+                    message = create_env_error_message(
+                        error, show_traceback, options.use_user_site,
+                    )
+                    logger.error(message, exc_info=show_traceback)
+
+                    return ERROR
+                except PreviousBuildDirError:
+                    options.no_clean = True
+                    raise
+                finally:
+                    # Clean up
+                    if not options.no_clean:
+                        requirement_set.cleanup_files()
+                        wheel_cache.cleanup()
+
+        if options.target_dir:
+            self._handle_target_dir(
+                options.target_dir, target_temp_dir, options.upgrade
+            )
+        return requirement_set
+
+    def _handle_target_dir(self, target_dir, target_temp_dir, upgrade):
+        ensure_dir(target_dir)
+
+        # Checking both purelib and platlib directories for installed
+        # packages to be moved to target directory
+        lib_dir_list = []
+
+        with target_temp_dir:
+            # Checking both purelib and platlib directories for installed
+            # packages to be moved to target directory
+            scheme = distutils_scheme('', home=target_temp_dir.path)
+            purelib_dir = scheme['purelib']
+            platlib_dir = scheme['platlib']
+            data_dir = scheme['data']
+
+            if os.path.exists(purelib_dir):
+                lib_dir_list.append(purelib_dir)
+            if os.path.exists(platlib_dir) and platlib_dir != purelib_dir:
+                lib_dir_list.append(platlib_dir)
+            if os.path.exists(data_dir):
+                lib_dir_list.append(data_dir)
+
+            for lib_dir in lib_dir_list:
+                for item in os.listdir(lib_dir):
+                    if lib_dir == data_dir:
+                        ddir = os.path.join(data_dir, item)
+                        if any(s.startswith(ddir) for s in lib_dir_list[:-1]):
+                            continue
+                    target_item_dir = os.path.join(target_dir, item)
+                    if os.path.exists(target_item_dir):
+                        if not upgrade:
+                            logger.warning(
+                                'Target directory %s already exists. Specify '
+                                '--upgrade to force replacement.',
+                                target_item_dir
+                            )
+                            continue
+                        if os.path.islink(target_item_dir):
+                            logger.warning(
+                                'Target directory %s already exists and is '
+                                'a link. Pip will not automatically replace '
+                                'links, please remove if replacement is '
+                                'desired.',
+                                target_item_dir
+                            )
+                            continue
+                        if os.path.isdir(target_item_dir):
+                            shutil.rmtree(target_item_dir)
+                        else:
+                            os.remove(target_item_dir)
+
+                    shutil.move(
+                        os.path.join(lib_dir, item),
+                        target_item_dir
+                    )
+
+    def _warn_about_conflicts(self, to_install):
+        package_set, _dep_info = check_install_conflicts(to_install)
+        missing, conflicting = _dep_info
+
+        # NOTE: There is some duplication here from pip check
+        for project_name in missing:
+            version = package_set[project_name][0]
+            for dependency in missing[project_name]:
+                logger.critical(
+                    "%s %s requires %s, which is not installed.",
+                    project_name, version, dependency[1],
+                )
+
+        for project_name in conflicting:
+            version = package_set[project_name][0]
+            for dep_name, dep_version, req in conflicting[project_name]:
+                logger.critical(
+                    "%s %s has requirement %s, but you'll have %s %s which is "
+                    "incompatible.",
+                    project_name, version, req, dep_name, dep_version,
+                )
+
+
+def get_lib_location_guesses(*args, **kwargs):
+    scheme = distutils_scheme('', *args, **kwargs)
+    return [scheme['purelib'], scheme['platlib']]
+
+
+def create_env_error_message(error, show_traceback, using_user_site):
+    """Format an error message for an EnvironmentError
+
+    It may occur anytime during the execution of the install command.
+    """
+    parts = []
+
+    # Mention the error if we are not going to show a traceback
+    parts.append("Could not install packages due to an EnvironmentError")
+    if not show_traceback:
+        parts.append(": ")
+        parts.append(str(error))
+    else:
+        parts.append(".")
+
+    # Spilt the error indication from a helper message (if any)
+    parts[-1] += "\n"
+
+    # Suggest useful actions to the user:
+    #  (1) using user site-packages or (2) verifying the permissions
+    if error.errno == errno.EACCES:
+        user_option_part = "Consider using the `--user` option"
+        permissions_part = "Check the permissions"
+
+        if not using_user_site:
+            parts.extend([
+                user_option_part, " or ",
+                permissions_part.lower(),
+            ])
+        else:
+            parts.append(permissions_part)
+        parts.append(".\n")
+
+    return "".join(parts).strip() + "\n"
@@ -0,0 +1,343 @@
+from __future__ import absolute_import
+
+import json
+import logging
+import warnings
+
+from pip._vendor import six
+from pip._vendor.six.moves import zip_longest
+
+from pip._internal.basecommand import Command
+from pip._internal.cmdoptions import index_group, make_option_group
+from pip._internal.exceptions import CommandError
+from pip._internal.index import PackageFinder
+from pip._internal.utils.deprecation import RemovedInPip11Warning
+from pip._internal.utils.misc import (
+    dist_is_editable, get_installed_distributions,
+)
+from pip._internal.utils.packaging import get_installer
+
+logger = logging.getLogger(__name__)
+
+
+class ListCommand(Command):
+    """
+    List installed packages, including editables.
+
+    Packages are listed in a case-insensitive sorted order.
+    """
+    name = 'list'
+    usage = """
+      %prog [options]"""
+    summary = 'List installed packages.'
+
+    def __init__(self, *args, **kw):
+        super(ListCommand, self).__init__(*args, **kw)
+
+        cmd_opts = self.cmd_opts
+
+        cmd_opts.add_option(
+            '-o', '--outdated',
+            action='store_true',
+            default=False,
+            help='List outdated packages')
+        cmd_opts.add_option(
+            '-u', '--uptodate',
+            action='store_true',
+            default=False,
+            help='List uptodate packages')
+        cmd_opts.add_option(
+            '-e', '--editable',
+            action='store_true',
+            default=False,
+            help='List editable projects.')
+        cmd_opts.add_option(
+            '-l', '--local',
+            action='store_true',
+            default=False,
+            help=('If in a virtualenv that has global access, do not list '
+                  'globally-installed packages.'),
+        )
+        self.cmd_opts.add_option(
+            '--user',
+            dest='user',
+            action='store_true',
+            default=False,
+            help='Only output packages installed in user-site.')
+
+        cmd_opts.add_option(
+            '--pre',
+            action='store_true',
+            default=False,
+            help=("Include pre-release and development versions. By default, "
+                  "pip only finds stable versions."),
+        )
+
+        cmd_opts.add_option(
+            '--format',
+            action='store',
+            dest='list_format',
+            default="columns",
+            choices=('legacy', 'columns', 'freeze', 'json'),
+            help="Select the output format among: columns (default), freeze, "
+                 "json, or legacy.",
+        )
+
+        cmd_opts.add_option(
+            '--not-required',
+            action='store_true',
+            dest='not_required',
+            help="List packages that are not dependencies of "
+                 "installed packages.",
+        )
+
+        cmd_opts.add_option(
+            '--exclude-editable',
+            action='store_false',
+            dest='include_editable',
+            help='Exclude editable package from output.',
+        )
+        cmd_opts.add_option(
+            '--include-editable',
+            action='store_true',
+            dest='include_editable',
+            help='Include editable package from output.',
+            default=True,
+        )
+        index_opts = make_option_group(index_group, self.parser)
+
+        self.parser.insert_option_group(0, index_opts)
+        self.parser.insert_option_group(0, cmd_opts)
+
+    def _build_package_finder(self, options, index_urls, session):
+        """
+        Create a package finder appropriate to this list command.
+        """
+        return PackageFinder(
+            find_links=options.find_links,
+            index_urls=index_urls,
+            allow_all_prereleases=options.pre,
+            trusted_hosts=options.trusted_hosts,
+            process_dependency_links=options.process_dependency_links,
+            session=session,
+        )
+
+    def run(self, options, args):
+        if options.list_format == "legacy":
+            warnings.warn(
+                "The legacy format has been deprecated and will be removed "
+                "in the future.",
+                RemovedInPip11Warning,
+            )
+
+        if options.outdated and options.uptodate:
+            raise CommandError(
+                "Options --outdated and --uptodate cannot be combined.")
+
+        packages = get_installed_distributions(
+            local_only=options.local,
+            user_only=options.user,
+            editables_only=options.editable,
+            include_editables=options.include_editable,
+        )
+
+        if options.outdated:
+            packages = self.get_outdated(packages, options)
+        elif options.uptodate:
+            packages = self.get_uptodate(packages, options)
+
+        if options.not_required:
+            packages = self.get_not_required(packages, options)
+
+        self.output_package_listing(packages, options)
+
+    def get_outdated(self, packages, options):
+        return [
+            dist for dist in self.iter_packages_latest_infos(packages, options)
+            if dist.latest_version > dist.parsed_version
+        ]
+
+    def get_uptodate(self, packages, options):
+        return [
+            dist for dist in self.iter_packages_latest_infos(packages, options)
+            if dist.latest_version == dist.parsed_version
+        ]
+
+    def get_not_required(self, packages, options):
+        dep_keys = set()
+        for dist in packages:
+            dep_keys.update(requirement.key for requirement in dist.requires())
+        return {pkg for pkg in packages if pkg.key not in dep_keys}
+
+    def iter_packages_latest_infos(self, packages, options):
+        index_urls = [options.index_url] + options.extra_index_urls
+        if options.no_index:
+            logger.debug('Ignoring indexes: %s', ','.join(index_urls))
+            index_urls = []
+
+        dependency_links = []
+        for dist in packages:
+            if dist.has_metadata('dependency_links.txt'):
+                dependency_links.extend(
+                    dist.get_metadata_lines('dependency_links.txt'),
+                )
+
+        with self._build_session(options) as session:
+            finder = self._build_package_finder(options, index_urls, session)
+            finder.add_dependency_links(dependency_links)
+
+            for dist in packages:
+                typ = 'unknown'
+                all_candidates = finder.find_all_candidates(dist.key)
+                if not options.pre:
+                    # Remove prereleases
+                    all_candidates = [candidate for candidate in all_candidates
+                                      if not candidate.version.is_prerelease]
+
+                if not all_candidates:
+                    continue
+                best_candidate = max(all_candidates,
+                                     key=finder._candidate_sort_key)
+                remote_version = best_candidate.version
+                if best_candidate.location.is_wheel:
+                    typ = 'wheel'
+                else:
+                    typ = 'sdist'
+                # This is dirty but makes the rest of the code much cleaner
+                dist.latest_version = remote_version
+                dist.latest_filetype = typ
+                yield dist
+
+    def output_legacy(self, dist, options):
+        if options.verbose >= 1:
+            return '%s (%s, %s, %s)' % (
+                dist.project_name,
+                dist.version,
+                dist.location,
+                get_installer(dist),
+            )
+        elif dist_is_editable(dist):
+            return '%s (%s, %s)' % (
+                dist.project_name,
+                dist.version,
+                dist.location,
+            )
+        else:
+            return '%s (%s)' % (dist.project_name, dist.version)
+
+    def output_legacy_latest(self, dist, options):
+        return '%s - Latest: %s [%s]' % (
+            self.output_legacy(dist, options),
+            dist.latest_version,
+            dist.latest_filetype,
+        )
+
+    def output_package_listing(self, packages, options):
+        packages = sorted(
+            packages,
+            key=lambda dist: dist.project_name.lower(),
+        )
+        if options.list_format == 'columns' and packages:
+            data, header = format_for_columns(packages, options)
+            self.output_package_listing_columns(data, header)
+        elif options.list_format == 'freeze':
+            for dist in packages:
+                if options.verbose >= 1:
+                    logger.info("%s==%s (%s)", dist.project_name,
+                                dist.version, dist.location)
+                else:
+                    logger.info("%s==%s", dist.project_name, dist.version)
+        elif options.list_format == 'json':
+            logger.info(format_for_json(packages, options))
+        elif options.list_format == "legacy":
+            for dist in packages:
+                if options.outdated:
+                    logger.info(self.output_legacy_latest(dist, options))
+                else:
+                    logger.info(self.output_legacy(dist, options))
+
+    def output_package_listing_columns(self, data, header):
+        # insert the header first: we need to know the size of column names
+        if len(data) > 0:
+            data.insert(0, header)
+
+        pkg_strings, sizes = tabulate(data)
+
+        # Create and add a separator.
+        if len(data) > 0:
+            pkg_strings.insert(1, " ".join(map(lambda x: '-' * x, sizes)))
+
+        for val in pkg_strings:
+            logger.info(val)
+
+
+def tabulate(vals):
+    # From pfmoore on GitHub:
+    # https://github.com/pypa/pip/issues/3651#issuecomment-216932564
+    assert len(vals) > 0
+
+    sizes = [0] * max(len(x) for x in vals)
+    for row in vals:
+        sizes = [max(s, len(str(c))) for s, c in zip_longest(sizes, row)]
+
+    result = []
+    for row in vals:
+        display = " ".join([str(c).ljust(s) if c is not None else ''
+                            for s, c in zip_longest(sizes, row)])
+        result.append(display)
+
+    return result, sizes
+
+
+def format_for_columns(pkgs, options):
+    """
+    Convert the package data into something usable
+    by output_package_listing_columns.
+    """
+    running_outdated = options.outdated
+    # Adjust the header for the `pip list --outdated` case.
+    if running_outdated:
+        header = ["Package", "Version", "Latest", "Type"]
+    else:
+        header = ["Package", "Version"]
+
+    data = []
+    if options.verbose >= 1 or any(dist_is_editable(x) for x in pkgs):
+        header.append("Location")
+    if options.verbose >= 1:
+        header.append("Installer")
+
+    for proj in pkgs:
+        # if we're working on the 'outdated' list, separate out the
+        # latest_version and type
+        row = [proj.project_name, proj.version]
+
+        if running_outdated:
+            row.append(proj.latest_version)
+            row.append(proj.latest_filetype)
+
+        if options.verbose >= 1 or dist_is_editable(proj):
+            row.append(proj.location)
+        if options.verbose >= 1:
+            row.append(get_installer(proj))
+
+        data.append(row)
+
+    return data, header
+
+
+def format_for_json(packages, options):
+    data = []
+    for dist in packages:
+        info = {
+            'name': dist.project_name,
+            'version': six.text_type(dist.version),
+        }
+        if options.verbose >= 1:
+            info['location'] = dist.location
+            info['installer'] = get_installer(dist)
+        if options.outdated:
+            info['latest_version'] = six.text_type(dist.latest_version)
+            info['latest_filetype'] = dist.latest_filetype
+        data.append(info)
+    return json.dumps(data)
@@ -0,0 +1,135 @@
+from __future__ import absolute_import
+
+import logging
+import sys
+import textwrap
+from collections import OrderedDict
+
+from pip._vendor import pkg_resources
+from pip._vendor.packaging.version import parse as parse_version
+# NOTE: XMLRPC Client is not annotated in typeshed as on 2017-07-17, which is
+#       why we ignore the type on this import
+from pip._vendor.six.moves import xmlrpc_client  # type: ignore
+
+from pip._internal.basecommand import SUCCESS, Command
+from pip._internal.compat import get_terminal_size
+from pip._internal.download import PipXmlrpcTransport
+from pip._internal.exceptions import CommandError
+from pip._internal.models import PyPI
+from pip._internal.status_codes import NO_MATCHES_FOUND
+from pip._internal.utils.logging import indent_log
+
+logger = logging.getLogger(__name__)
+
+
+class SearchCommand(Command):
+    """Search for PyPI packages whose name or summary contains <query>."""
+    name = 'search'
+    usage = """
+      %prog [options] <query>"""
+    summary = 'Search PyPI for packages.'
+    ignore_require_venv = True
+
+    def __init__(self, *args, **kw):
+        super(SearchCommand, self).__init__(*args, **kw)
+        self.cmd_opts.add_option(
+            '-i', '--index',
+            dest='index',
+            metavar='URL',
+            default=PyPI.pypi_url,
+            help='Base URL of Python Package Index (default %default)')
+
+        self.parser.insert_option_group(0, self.cmd_opts)
+
+    def run(self, options, args):
+        if not args:
+            raise CommandError('Missing required argument (search query).')
+        query = args
+        pypi_hits = self.search(query, options)
+        hits = transform_hits(pypi_hits)
+
+        terminal_width = None
+        if sys.stdout.isatty():
+            terminal_width = get_terminal_size()[0]
+
+        print_results(hits, terminal_width=terminal_width)
+        if pypi_hits:
+            return SUCCESS
+        return NO_MATCHES_FOUND
+
+    def search(self, query, options):
+        index_url = options.index
+        with self._build_session(options) as session:
+            transport = PipXmlrpcTransport(index_url, session)
+            pypi = xmlrpc_client.ServerProxy(index_url, transport)
+            hits = pypi.search({'name': query, 'summary': query}, 'or')
+            return hits
+
+
+def transform_hits(hits):
+    """
+    The list from pypi is really a list of versions. We want a list of
+    packages with the list of versions stored inline. This converts the
+    list from pypi into one we can use.
+    """
+    packages = OrderedDict()
+    for hit in hits:
+        name = hit['name']
+        summary = hit['summary']
+        version = hit['version']
+
+        if name not in packages.keys():
+            packages[name] = {
+                'name': name,
+                'summary': summary,
+                'versions': [version],
+            }
+        else:
+            packages[name]['versions'].append(version)
+
+            # if this is the highest version, replace summary and score
+            if version == highest_version(packages[name]['versions']):
+                packages[name]['summary'] = summary
+
+    return list(packages.values())
+
+
+def print_results(hits, name_column_width=None, terminal_width=None):
+    if not hits:
+        return
+    if name_column_width is None:
+        name_column_width = max([
+            len(hit['name']) + len(highest_version(hit.get('versions', ['-'])))
+            for hit in hits
+        ]) + 4
+
+    installed_packages = [p.project_name for p in pkg_resources.working_set]
+    for hit in hits:
+        name = hit['name']
+        summary = hit['summary'] or ''
+        latest = highest_version(hit.get('versions', ['-']))
+        if terminal_width is not None:
+            target_width = terminal_width - name_column_width - 5
+            if target_width > 10:
+                # wrap and indent summary to fit terminal
+                summary = textwrap.wrap(summary, target_width)
+                summary = ('\n' + ' ' * (name_column_width + 3)).join(summary)
+
+        line = '%-*s - %s' % (name_column_width,
+                              '%s (%s)' % (name, latest), summary)
+        try:
+            logger.info(line)
+            if name in installed_packages:
+                dist = pkg_resources.get_distribution(name)
+                with indent_log():
+                    if dist.version == latest:
+                        logger.info('INSTALLED: %s (latest)', dist.version)
+                    else:
+                        logger.info('INSTALLED: %s', dist.version)
+                        logger.info('LATEST:    %s', latest)
+        except UnicodeEncodeError:
+            pass
+
+
+def highest_version(versions):
+    return max(versions, key=parse_version)
@@ -0,0 +1,164 @@
+from __future__ import absolute_import
+
+import logging
+import os
+from email.parser import FeedParser  # type: ignore
+
+from pip._vendor import pkg_resources
+from pip._vendor.packaging.utils import canonicalize_name
+
+from pip._internal.basecommand import Command
+from pip._internal.status_codes import ERROR, SUCCESS
+
+logger = logging.getLogger(__name__)
+
+
+class ShowCommand(Command):
+    """Show information about one or more installed packages."""
+    name = 'show'
+    usage = """
+      %prog [options] <package> ..."""
+    summary = 'Show information about installed packages.'
+    ignore_require_venv = True
+
+    def __init__(self, *args, **kw):
+        super(ShowCommand, self).__init__(*args, **kw)
+        self.cmd_opts.add_option(
+            '-f', '--files',
+            dest='files',
+            action='store_true',
+            default=False,
+            help='Show the full list of installed files for each package.')
+
+        self.parser.insert_option_group(0, self.cmd_opts)
+
+    def run(self, options, args):
+        if not args:
+            logger.warning('ERROR: Please provide a package name or names.')
+            return ERROR
+        query = args
+
+        results = search_packages_info(query)
+        if not print_results(
+                results, list_files=options.files, verbose=options.verbose):
+            return ERROR
+        return SUCCESS
+
+
+def search_packages_info(query):
+    """
+    Gather details from installed distributions. Print distribution name,
+    version, location, and installed files. Installed files requires a
+    pip generated 'installed-files.txt' in the distributions '.egg-info'
+    directory.
+    """
+    installed = {}
+    for p in pkg_resources.working_set:
+        installed[canonicalize_name(p.project_name)] = p
+
+    query_names = [canonicalize_name(name) for name in query]
+
+    for dist in [installed[pkg] for pkg in query_names if pkg in installed]:
+        package = {
+            'name': dist.project_name,
+            'version': dist.version,
+            'location': dist.location,
+            'requires': [dep.project_name for dep in dist.requires()],
+        }
+        file_list = None
+        metadata = None
+        if isinstance(dist, pkg_resources.DistInfoDistribution):
+            # RECORDs should be part of .dist-info metadatas
+            if dist.has_metadata('RECORD'):
+                lines = dist.get_metadata_lines('RECORD')
+                paths = [l.split(',')[0] for l in lines]
+                paths = [os.path.join(dist.location, p) for p in paths]
+                file_list = [os.path.relpath(p, dist.location) for p in paths]
+
+            if dist.has_metadata('METADATA'):
+                metadata = dist.get_metadata('METADATA')
+        else:
+            # Otherwise use pip's log for .egg-info's
+            if dist.has_metadata('installed-files.txt'):
+                paths = dist.get_metadata_lines('installed-files.txt')
+                paths = [os.path.join(dist.egg_info, p) for p in paths]
+                file_list = [os.path.relpath(p, dist.location) for p in paths]
+
+            if dist.has_metadata('PKG-INFO'):
+                metadata = dist.get_metadata('PKG-INFO')
+
+        if dist.has_metadata('entry_points.txt'):
+            entry_points = dist.get_metadata_lines('entry_points.txt')
+            package['entry_points'] = entry_points
+
+        if dist.has_metadata('INSTALLER'):
+            for line in dist.get_metadata_lines('INSTALLER'):
+                if line.strip():
+                    package['installer'] = line.strip()
+                    break
+
+        # @todo: Should pkg_resources.Distribution have a
+        # `get_pkg_info` method?
+        feed_parser = FeedParser()
+        feed_parser.feed(metadata)
+        pkg_info_dict = feed_parser.close()
+        for key in ('metadata-version', 'summary',
+                    'home-page', 'author', 'author-email', 'license'):
+            package[key] = pkg_info_dict.get(key)
+
+        # It looks like FeedParser cannot deal with repeated headers
+        classifiers = []
+        for line in metadata.splitlines():
+            if line.startswith('Classifier: '):
+                classifiers.append(line[len('Classifier: '):])
+        package['classifiers'] = classifiers
+
+        if file_list:
+            package['files'] = sorted(file_list)
+        yield package
+
+
+def print_results(distributions, list_files=False, verbose=False):
+    """
+    Print the informations from installed distributions found.
+    """
+    results_printed = False
+    for i, dist in enumerate(distributions):
+        results_printed = True
+        if i > 0:
+            logger.info("---")
+
+        name = dist.get('name', '')
+        required_by = [
+            pkg.project_name for pkg in pkg_resources.working_set
+            if name in [required.name for required in pkg.requires()]
+        ]
+
+        logger.info("Name: %s", name)
+        logger.info("Version: %s", dist.get('version', ''))
+        logger.info("Summary: %s", dist.get('summary', ''))
+        logger.info("Home-page: %s", dist.get('home-page', ''))
+        logger.info("Author: %s", dist.get('author', ''))
+        logger.info("Author-email: %s", dist.get('author-email', ''))
+        logger.info("License: %s", dist.get('license', ''))
+        logger.info("Location: %s", dist.get('location', ''))
+        logger.info("Requires: %s", ', '.join(dist.get('requires', [])))
+        logger.info("Required-by: %s", ', '.join(required_by))
+
+        if verbose:
+            logger.info("Metadata-Version: %s",
+                        dist.get('metadata-version', ''))
+            logger.info("Installer: %s", dist.get('installer', ''))
+            logger.info("Classifiers:")
+            for classifier in dist.get('classifiers', []):
+                logger.info("  %s", classifier)
+            logger.info("Entry-points:")
+            for entry in dist.get('entry_points', []):
+                logger.info("  %s", entry.strip())
+        if list_files:
+            logger.info("Files:")
+            for line in dist.get('files', []):
+                logger.info("  %s", line.strip())
+            if "files" not in dist:
+                logger.info("Cannot locate installed-files.txt")
+    return results_printed
@@ -0,0 +1,71 @@
+from __future__ import absolute_import
+
+from pip._vendor.packaging.utils import canonicalize_name
+
+from pip._internal.basecommand import Command
+from pip._internal.exceptions import InstallationError
+from pip._internal.req import InstallRequirement, parse_requirements
+
+
+class UninstallCommand(Command):
+    """
+    Uninstall packages.
+
+    pip is able to uninstall most installed packages. Known exceptions are:
+
+    - Pure distutils packages installed with ``python setup.py install``, which
+      leave behind no metadata to determine what files were installed.
+    - Script wrappers installed by ``python setup.py develop``.
+    """
+    name = 'uninstall'
+    usage = """
+      %prog [options] <package> ...
+      %prog [options] -r <requirements file> ..."""
+    summary = 'Uninstall packages.'
+
+    def __init__(self, *args, **kw):
+        super(UninstallCommand, self).__init__(*args, **kw)
+        self.cmd_opts.add_option(
+            '-r', '--requirement',
+            dest='requirements',
+            action='append',
+            default=[],
+            metavar='file',
+            help='Uninstall all the packages listed in the given requirements '
+                 'file.  This option can be used multiple times.',
+        )
+        self.cmd_opts.add_option(
+            '-y', '--yes',
+            dest='yes',
+            action='store_true',
+            help="Don't ask for confirmation of uninstall deletions.")
+
+        self.parser.insert_option_group(0, self.cmd_opts)
+
+    def run(self, options, args):
+        with self._build_session(options) as session:
+            reqs_to_uninstall = {}
+            for name in args:
+                req = InstallRequirement.from_line(
+                    name, isolated=options.isolated_mode,
+                )
+                if req.name:
+                    reqs_to_uninstall[canonicalize_name(req.name)] = req
+            for filename in options.requirements:
+                for req in parse_requirements(
+                        filename,
+                        options=options,
+                        session=session):
+                    if req.name:
+                        reqs_to_uninstall[canonicalize_name(req.name)] = req
+            if not reqs_to_uninstall:
+                raise InstallationError(
+                    'You must give at least one requirement to %(name)s (see '
+                    '"pip help %(name)s")' % dict(name=self.name)
+                )
+            for req in reqs_to_uninstall.values():
+                uninstall_pathset = req.uninstall(
+                    auto_confirm=options.yes, verbose=self.verbosity > 0,
+                )
+                if uninstall_pathset:
+                    uninstall_pathset.commit()
@@ -0,0 +1,179 @@
+# -*- coding: utf-8 -*-
+from __future__ import absolute_import
+
+import logging
+import os
+
+from pip._internal import cmdoptions
+from pip._internal.basecommand import RequirementCommand
+from pip._internal.cache import WheelCache
+from pip._internal.exceptions import CommandError, PreviousBuildDirError
+from pip._internal.operations.prepare import RequirementPreparer
+from pip._internal.req import RequirementSet
+from pip._internal.resolve import Resolver
+from pip._internal.utils.temp_dir import TempDirectory
+from pip._internal.wheel import WheelBuilder
+
+logger = logging.getLogger(__name__)
+
+
+class WheelCommand(RequirementCommand):
+    """
+    Build Wheel archives for your requirements and dependencies.
+
+    Wheel is a built-package format, and offers the advantage of not
+    recompiling your software during every install. For more details, see the
+    wheel docs: https://wheel.readthedocs.io/en/latest/
+
+    Requirements: setuptools>=0.8, and wheel.
+
+    'pip wheel' uses the bdist_wheel setuptools extension from the wheel
+    package to build individual wheels.
+
+    """
+
+    name = 'wheel'
+    usage = """
+      %prog [options] <requirement specifier> ...
+      %prog [options] -r <requirements file> ...
+      %prog [options] [-e] <vcs project url> ...
+      %prog [options] [-e] <local project path> ...
+      %prog [options] <archive url/path> ..."""
+
+    summary = 'Build wheels from your requirements.'
+
+    def __init__(self, *args, **kw):
+        super(WheelCommand, self).__init__(*args, **kw)
+
+        cmd_opts = self.cmd_opts
+
+        cmd_opts.add_option(
+            '-w', '--wheel-dir',
+            dest='wheel_dir',
+            metavar='dir',
+            default=os.curdir,
+            help=("Build wheels into <dir>, where the default is the "
+                  "current working directory."),
+        )
+        cmd_opts.add_option(cmdoptions.no_binary())
+        cmd_opts.add_option(cmdoptions.only_binary())
+        cmd_opts.add_option(
+            '--build-option',
+            dest='build_options',
+            metavar='options',
+            action='append',
+            help="Extra arguments to be supplied to 'setup.py bdist_wheel'.",
+        )
+        cmd_opts.add_option(cmdoptions.no_build_isolation())
+        cmd_opts.add_option(cmdoptions.constraints())
+        cmd_opts.add_option(cmdoptions.editable())
+        cmd_opts.add_option(cmdoptions.requirements())
+        cmd_opts.add_option(cmdoptions.src())
+        cmd_opts.add_option(cmdoptions.ignore_requires_python())
+        cmd_opts.add_option(cmdoptions.no_deps())
+        cmd_opts.add_option(cmdoptions.build_dir())
+        cmd_opts.add_option(cmdoptions.progress_bar())
+
+        cmd_opts.add_option(
+            '--global-option',
+            dest='global_options',
+            action='append',
+            metavar='options',
+            help="Extra global options to be supplied to the setup.py "
+            "call before the 'bdist_wheel' command.")
+
+        cmd_opts.add_option(
+            '--pre',
+            action='store_true',
+            default=False,
+            help=("Include pre-release and development versions. By default, "
+                  "pip only finds stable versions."),
+        )
+
+        cmd_opts.add_option(cmdoptions.no_clean())
+        cmd_opts.add_option(cmdoptions.require_hashes())
+
+        index_opts = cmdoptions.make_option_group(
+            cmdoptions.index_group,
+            self.parser,
+        )
+
+        self.parser.insert_option_group(0, index_opts)
+        self.parser.insert_option_group(0, cmd_opts)
+
+    def run(self, options, args):
+        cmdoptions.check_install_build_global(options)
+
+        index_urls = [options.index_url] + options.extra_index_urls
+        if options.no_index:
+            logger.debug('Ignoring indexes: %s', ','.join(index_urls))
+            index_urls = []
+
+        if options.build_dir:
+            options.build_dir = os.path.abspath(options.build_dir)
+
+        options.src_dir = os.path.abspath(options.src_dir)
+
+        with self._build_session(options) as session:
+            finder = self._build_package_finder(options, session)
+            build_delete = (not (options.no_clean or options.build_dir))
+            wheel_cache = WheelCache(options.cache_dir, options.format_control)
+
+            with TempDirectory(
+                options.build_dir, delete=build_delete, kind="wheel"
+            ) as directory:
+                requirement_set = RequirementSet(
+                    require_hashes=options.require_hashes,
+                )
+
+                try:
+                    self.populate_requirement_set(
+                        requirement_set, args, options, finder, session,
+                        self.name, wheel_cache
+                    )
+
+                    preparer = RequirementPreparer(
+                        build_dir=directory.path,
+                        src_dir=options.src_dir,
+                        download_dir=None,
+                        wheel_download_dir=options.wheel_dir,
+                        progress_bar=options.progress_bar,
+                        build_isolation=options.build_isolation,
+                    )
+
+                    resolver = Resolver(
+                        preparer=preparer,
+                        finder=finder,
+                        session=session,
+                        wheel_cache=wheel_cache,
+                        use_user_site=False,
+                        upgrade_strategy="to-satisfy-only",
+                        force_reinstall=False,
+                        ignore_dependencies=options.ignore_dependencies,
+                        ignore_requires_python=options.ignore_requires_python,
+                        ignore_installed=True,
+                        isolated=options.isolated_mode,
+                    )
+                    resolver.resolve(requirement_set)
+
+                    # build wheels
+                    wb = WheelBuilder(
+                        finder, preparer, wheel_cache,
+                        build_options=options.build_options or [],
+                        global_options=options.global_options or [],
+                        no_clean=options.no_clean,
+                    )
+                    wheels_built_successfully = wb.build(
+                        requirement_set.requirements.values(), session=session,
+                    )
+                    if not wheels_built_successfully:
+                        raise CommandError(
+                            "Failed to build one or more wheels"
+                        )
+                except PreviousBuildDirError:
+                    options.no_clean = True
+                    raise
+                finally:
+                    if not options.no_clean:
+                        requirement_set.cleanup_files()
+                        wheel_cache.cleanup()
@@ -0,0 +1,235 @@
+"""Stuff that differs in different Python versions and platform
+distributions."""
+from __future__ import absolute_import, division
+
+import codecs
+import locale
+import logging
+import os
+import shutil
+import sys
+
+from pip._vendor.six import text_type
+
+try:
+    import ipaddress
+except ImportError:
+    try:
+        from pip._vendor import ipaddress  # type: ignore
+    except ImportError:
+        import ipaddr as ipaddress  # type: ignore
+        ipaddress.ip_address = ipaddress.IPAddress
+        ipaddress.ip_network = ipaddress.IPNetwork
+
+
+__all__ = [
+    "ipaddress", "uses_pycache", "console_to_str", "native_str",
+    "get_path_uid", "stdlib_pkgs", "WINDOWS", "samefile", "get_terminal_size",
+]
+
+
+logger = logging.getLogger(__name__)
+
+if sys.version_info >= (3, 4):
+    uses_pycache = True
+    from importlib.util import cache_from_source
+else:
+    import imp
+
+    try:
+        cache_from_source = imp.cache_from_source  # type: ignore
+    except AttributeError:
+        # does not use __pycache__
+        cache_from_source = None
+
+    uses_pycache = cache_from_source is not None
+
+
+if sys.version_info >= (3, 5):
+    backslashreplace_decode = "backslashreplace"
+else:
+    # In version 3.4 and older, backslashreplace exists
+    # but does not support use for decoding.
+    # We implement our own replace handler for this
+    # situation, so that we can consistently use
+    # backslash replacement for all versions.
+    def backslashreplace_decode_fn(err):
+        raw_bytes = (err.object[i] for i in range(err.start, err.end))
+        if sys.version_info[0] == 2:
+            # Python 2 gave us characters - convert to numeric bytes
+            raw_bytes = (ord(b) for b in raw_bytes)
+        return u"".join(u"\\x%x" % c for c in raw_bytes), err.end
+    codecs.register_error(
+        "backslashreplace_decode",
+        backslashreplace_decode_fn,
+    )
+    backslashreplace_decode = "backslashreplace_decode"
+
+
+def console_to_str(data):
+    """Return a string, safe for output, of subprocess output.
+
+    We assume the data is in the locale preferred encoding.
+    If it won't decode properly, we warn the user but decode as
+    best we can.
+
+    We also ensure that the output can be safely written to
+    standard output without encoding errors.
+    """
+
+    # First, get the encoding we assume. This is the preferred
+    # encoding for the locale, unless that is not found, or
+    # it is ASCII, in which case assume UTF-8
+    encoding = locale.getpreferredencoding()
+    if (not encoding) or codecs.lookup(encoding).name == "ascii":
+        encoding = "utf-8"
+
+    # Now try to decode the data - if we fail, warn the user and
+    # decode with replacement.
+    try:
+        s = data.decode(encoding)
+    except UnicodeDecodeError:
+        logger.warning(
+            "Subprocess output does not appear to be encoded as %s",
+            encoding,
+        )
+        s = data.decode(encoding, errors=backslashreplace_decode)
+
+    # Make sure we can print the output, by encoding it to the output
+    # encoding with replacement of unencodable characters, and then
+    # decoding again.
+    # We use stderr's encoding because it's less likely to be
+    # redirected and if we don't find an encoding we skip this
+    # step (on the assumption that output is wrapped by something
+    # that won't fail).
+    # The double getattr is to deal with the possibility that we're
+    # being called in a situation where sys.__stderr__ doesn't exist,
+    # or doesn't have an encoding attribute. Neither of these cases
+    # should occur in normal pip use, but there's no harm in checking
+    # in case people use pip in (unsupported) unusual situations.
+    output_encoding = getattr(getattr(sys, "__stderr__", None),
+                              "encoding", None)
+
+    if output_encoding:
+        s = s.encode(output_encoding, errors="backslashreplace")
+        s = s.decode(output_encoding)
+
+    return s
+
+
+if sys.version_info >= (3,):
+    def native_str(s, replace=False):
+        if isinstance(s, bytes):
+            return s.decode('utf-8', 'replace' if replace else 'strict')
+        return s
+
+else:
+    def native_str(s, replace=False):
+        # Replace is ignored -- unicode to UTF-8 can't fail
+        if isinstance(s, text_type):
+            return s.encode('utf-8')
+        return s
+
+
+def get_path_uid(path):
+    """
+    Return path's uid.
+
+    Does not follow symlinks:
+        https://github.com/pypa/pip/pull/935#discussion_r5307003
+
+    Placed this function in compat due to differences on AIX and
+    Jython, that should eventually go away.
+
+    :raises OSError: When path is a symlink or can't be read.
+    """
+    if hasattr(os, 'O_NOFOLLOW'):
+        fd = os.open(path, os.O_RDONLY | os.O_NOFOLLOW)
+        file_uid = os.fstat(fd).st_uid
+        os.close(fd)
+    else:  # AIX and Jython
+        # WARNING: time of check vulnerability, but best we can do w/o NOFOLLOW
+        if not os.path.islink(path):
+            # older versions of Jython don't have `os.fstat`
+            file_uid = os.stat(path).st_uid
+        else:
+            # raise OSError for parity with os.O_NOFOLLOW above
+            raise OSError(
+                "%s is a symlink; Will not return uid for symlinks" % path
+            )
+    return file_uid
+
+
+def expanduser(path):
+    """
+    Expand ~ and ~user constructions.
+
+    Includes a workaround for http://bugs.python.org/issue14768
+    """
+    expanded = os.path.expanduser(path)
+    if path.startswith('~/') and expanded.startswith('//'):
+        expanded = expanded[1:]
+    return expanded
+
+
+# packages in the stdlib that may have installation metadata, but should not be
+# considered 'installed'.  this theoretically could be determined based on
+# dist.location (py27:`sysconfig.get_paths()['stdlib']`,
+# py26:sysconfig.get_config_vars('LIBDEST')), but fear platform variation may
+# make this ineffective, so hard-coding
+stdlib_pkgs = {"python", "wsgiref", "argparse"}
+
+
+# windows detection, covers cpython and ironpython
+WINDOWS = (sys.platform.startswith("win") or
+           (sys.platform == 'cli' and os.name == 'nt'))
+
+
+def samefile(file1, file2):
+    """Provide an alternative for os.path.samefile on Windows/Python2"""
+    if hasattr(os.path, 'samefile'):
+        return os.path.samefile(file1, file2)
+    else:
+        path1 = os.path.normcase(os.path.abspath(file1))
+        path2 = os.path.normcase(os.path.abspath(file2))
+        return path1 == path2
+
+
+if hasattr(shutil, 'get_terminal_size'):
+    def get_terminal_size():
+        """
+        Returns a tuple (x, y) representing the width(x) and the height(y)
+        in characters of the terminal window.
+        """
+        return tuple(shutil.get_terminal_size())
+else:
+    def get_terminal_size():
+        """
+        Returns a tuple (x, y) representing the width(x) and the height(y)
+        in characters of the terminal window.
+        """
+        def ioctl_GWINSZ(fd):
+            try:
+                import fcntl
+                import termios
+                import struct
+                cr = struct.unpack_from(
+                    'hh',
+                    fcntl.ioctl(fd, termios.TIOCGWINSZ, '12345678')
+                )
+            except:
+                return None
+            if cr == (0, 0):
+                return None
+            return cr
+        cr = ioctl_GWINSZ(0) or ioctl_GWINSZ(1) or ioctl_GWINSZ(2)
+        if not cr:
+            try:
+                fd = os.open(os.ctermid(), os.O_RDONLY)
+                cr = ioctl_GWINSZ(fd)
+                os.close(fd)
+            except:
+                pass
+        if not cr:
+            cr = (os.environ.get('LINES', 25), os.environ.get('COLUMNS', 80))
+        return int(cr[1]), int(cr[0])
Author	SHA1	Message	Date
winklejo65774	366c09914f	Versuch, das Praktikum abzuschließen	2018-12-17 16:42:09 +01:00
winklejo65774	2e11b651a1	Zwischenstand des Praktikums: index-Fkt muss noch angepasst werden!	2018-12-17 16:37:03 +01:00
winklejo65774	9a720248a4	Zwischenstand des Praktikums: index-Fkt muss noch angepasst werden!	2018-11-12 17:15:20 +01:00
winklejo65774	debf9376fc	Zwischenstand des vierten Praktikums: Auslagerung des HTML-Inhalts als eigene HMTL-Datei -> funktioniert! Vererbte HMTL-Datei "index.html" von "base.html" -> funktioniert!	2018-11-05 16:34:20 +01:00
winklejo65774	99e8c4c710	Fertige erste Django-Webapplikation: selbst generierter Text wird bei Aufruf von http://127.0.0.1:8000/posts/ angezeigt!	2018-10-29 16:50:31 +01:00
winklejo65774	a4c7ce4b71	First Commit for Django project	2018-10-29 16:20:09 +01:00
winklejo65774	5d1f77852f	First Commit for Django project	2018-10-29 16:18:55 +01:00
winklejo65774	ef2c061674	Endstand zweiter Praktikumstag: Erstellung des Moduls + Modulverzeichnis; Unittests funktionieren :-)	2018-10-22 16:36:21 +02:00
winklejo65774	acee1de090	Zwischenstand zweiter Praktikumstag: Erstellung des Moduls + Modulverzeichnis	2018-10-22 15:45:36 +02:00
winklejo65774	f226586b89	Zwischenstand erster Praktikumstag: Aufgaben 1-3 funktionieren, Aufgabe 4 ist noch zu implementieren	2018-10-18 13:28:24 +02:00
winklejo65774	a2b00b7801	Merge branch 'master' of https://git.efi.th-nuernberg.de/gitea/winklejo65774/Repo_fuer_mEIM_Semester7 * 'master' of https://git.efi.th-nuernberg.de/gitea/winklejo65774/Repo_fuer_mEIM_Semester7: Endstand Aufgabe 1 und Aufgabe 2 Zwischenstand Server- und Clientinitialisierung (Verbindung funktioniert noch nicht)	2018-10-16 10:34:34 +02:00
winklejo65774	d705fd863e	Dienstag_2	2018-10-16 10:33:50 +02:00
winklejo65774	adc5542da0	Dienstag	2018-10-16 10:32:51 +02:00
winklejo65774	d121650cbf	Fertiges PONG-Spiel (Beta-Version zu finden unter "Tag2_EigenesSpiel.py")	2018-10-16 10:11:35 +02:00
winklejo65774	5722b22818	Fertiges PONG-Spiel (Beta-Version zu finden unter "Tag2_EigenesSpiel.py")	2018-10-16 10:11:04 +02:00
winklejo65774	b3d7b7212b	Endstand Aufgabe 1 und Aufgabe 2	2018-10-15 17:24:47 +02:00
winklejo65774	7c4ae69817	Zwischenstand Server- und Clientinitialisierung (Verbindung funktioniert noch nicht)	2018-10-15 16:15:38 +02:00