Init

.idea/Web_Engineering.iml

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="PYTHON_MODULE" version="4">
+  <component name="NewModuleRootManager">
+    <content url="file://$MODULE_DIR$" />
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+  <component name="TestRunnerService">
+    <option name="PROJECT_TEST_RUNNER" value="Unittests" />
+  </component>
+</module>

.idea/inspectionProfiles/profiles_settings.xml

@@ -0,0 +1,6 @@
+<component name="InspectionProjectProfileManager">
+  <settings>
+    <option name="USE_PROJECT_PROFILE" value="false" />
+    <version value="1.0" />
+  </settings>
+</component>

.idea/misc.xml

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="JavaScriptSettings">
+    <option name="languageLevel" value="ES6" />
+  </component>
+  <component name="ProjectRootManager" version="2" project-jdk-name="Python 3.7" project-jdk-type="Python SDK" />
+</project>

.idea/modules.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/.idea/Web_Engineering.iml" filepath="$PROJECT_DIR$/.idea/Web_Engineering.iml" />
+    </modules>
+  </component>
+</project>

.idea/workspace.xml

@@ -0,0 +1,106 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ChangeListManager">
+    <list default="true" id="8ccc1b48-23e0-4e30-98d2-f52b8f3df07a" name="Default Changelist" comment="" />
+    <option name="EXCLUDED_CONVERTED_TO_IGNORED" value="true" />
+    <option name="SHOW_DIALOG" value="false" />
+    <option name="HIGHLIGHT_CONFLICTS" value="true" />
+    <option name="HIGHLIGHT_NON_ACTIVE_CHANGELIST" value="false" />
+    <option name="LAST_RESOLUTION" value="IGNORE" />
+  </component>
+  <component name="FileTemplateManagerImpl">
+    <option name="RECENT_TEMPLATES">
+      <list>
+        <option value="Python Script" />
+      </list>
+    </option>
+  </component>
+  <component name="ProjectId" id="1SEugOsGOB8hi2cwkLDRm5UoPiR" />
+  <component name="PropertiesComponent">
+    <property name="WebServerToolWindowFactoryState" value="false" />
+  </component>
+  <component name="RunDashboard">
+    <option name="ruleStates">
+      <list>
+        <RuleState>
+          <option name="name" value="ConfigurationTypeDashboardGroupingRule" />
+        </RuleState>
+        <RuleState>
+          <option name="name" value="StatusDashboardGroupingRule" />
+        </RuleState>
+      </list>
+    </option>
+  </component>
+  <component name="RunManager" selected="Python.client_app">
+    <configuration name="client_app" type="PythonConfigurationType" factoryName="Python">
+      <module name="Web_Engineering" />
+      <option name="INTERPRETER_OPTIONS" value="" />
+      <option name="PARENT_ENVS" value="true" />
+      <envs>
+        <env name="PYTHONUNBUFFERED" value="1" />
+      </envs>
+      <option name="SDK_HOME" value="" />
+      <option name="WORKING_DIRECTORY" value="$PROJECT_DIR$" />
+      <option name="IS_MODULE_SDK" value="true" />
+      <option name="ADD_CONTENT_ROOTS" value="true" />
+      <option name="ADD_SOURCE_ROOTS" value="true" />
+      <EXTENSION ID="PythonCoverageRunConfigurationExtension" runner="coverage.py" />
+      <option name="SCRIPT_NAME" value="$PROJECT_DIR$/client_app.py" />
+      <option name="PARAMETERS" value="" />
+      <option name="SHOW_COMMAND_LINE" value="false" />
+      <option name="EMULATE_TERMINAL" value="false" />
+      <option name="MODULE_MODE" value="false" />
+      <option name="REDIRECT_INPUT" value="false" />
+      <option name="INPUT_FILE" value="" />
+      <method v="2" />
+    </configuration>
+    <configuration name="server_app" type="PythonConfigurationType" factoryName="Python" temporary="true">
+      <module name="Web_Engineering" />
+      <option name="INTERPRETER_OPTIONS" value="" />
+      <option name="PARENT_ENVS" value="true" />
+      <envs>
+        <env name="PYTHONUNBUFFERED" value="1" />
+      </envs>
+      <option name="SDK_HOME" value="" />
+      <option name="WORKING_DIRECTORY" value="$PROJECT_DIR$" />
+      <option name="IS_MODULE_SDK" value="true" />
+      <option name="ADD_CONTENT_ROOTS" value="true" />
+      <option name="ADD_SOURCE_ROOTS" value="true" />
+      <EXTENSION ID="PythonCoverageRunConfigurationExtension" runner="coverage.py" />
+      <option name="SCRIPT_NAME" value="$PROJECT_DIR$/server_app.py" />
+      <option name="PARAMETERS" value="" />
+      <option name="SHOW_COMMAND_LINE" value="false" />
+      <option name="EMULATE_TERMINAL" value="false" />
+      <option name="MODULE_MODE" value="false" />
+      <option name="REDIRECT_INPUT" value="false" />
+      <option name="INPUT_FILE" value="" />
+      <method v="2" />
+    </configuration>
+    <recent_temporary>
+      <list>
+        <item itemvalue="Python.server_app" />
+      </list>
+    </recent_temporary>
+  </component>
+  <component name="SvnConfiguration">
+    <configuration />
+  </component>
+  <component name="TaskManager">
+    <task active="true" id="Default" summary="Default task">
+      <changelist id="8ccc1b48-23e0-4e30-98d2-f52b8f3df07a" name="Default Changelist" comment="" />
+      <created>1571141186964</created>
+      <option name="number" value="Default" />
+      <option name="presentableId" value="Default" />
+      <updated>1571141186964</updated>
+      <workItem from="1571141189448" duration="1240000" />
+    </task>
+    <servers />
+  </component>
+  <component name="TypeScriptGeneratedFilesManager">
+    <option name="version" value="1" />
+  </component>
+  <component name="com.intellij.coverage.CoverageDataManagerImpl">
+    <SUITE FILE_PATH="coverage/Web_Engineering$client_app.coverage" NAME="client_app Coverage Results" MODIFIED="1571142046824" SOURCE_PROVIDER="com.intellij.coverage.DefaultCoverageFileProvider" RUNNER="coverage.py" COVERAGE_BY_TEST_ENABLED="true" COVERAGE_TRACING_ENABLED="false" WORKING_DIRECTORY="$PROJECT_DIR$" />
+    <SUITE FILE_PATH="coverage/Web_Engineering$server_app.coverage" NAME="server_app Coverage Results" MODIFIED="1571142041364" SOURCE_PROVIDER="com.intellij.coverage.DefaultCoverageFileProvider" RUNNER="coverage.py" COVERAGE_BY_TEST_ENABLED="true" COVERAGE_TRACING_ENABLED="false" WORKING_DIRECTORY="$PROJECT_DIR$" />
+  </component>
+</project>

client_app.py

@@ -0,0 +1,14 @@
+import socket
+
+s = socket.socket()
+host = socket.gethostname()
+port = 61233
+eingabe = " "
+
+while eingabe != "STOP":
+    eingabe = input("Bitte String eingeben ")
+    s.connect((host, port))
+    s.send(eingabe.encode("utf-8"))
+    bytes = s.recv(1024)
+    print(bytes.decode("utf-8"))
+    s.close()

server_app.py

@@ -0,0 +1,17 @@
+import socket
+s = socket.socket()
+host = socket.gethostname()
+port = 61233
+s.bind((host, port))
+s.listen()
+
+while True:
+    (connection, addr) = s.accept()
+    print("Verbindung von ", addr)
+    data = connection.recv(1024)
+    data = data.decode("utf-8")
+    #print("Data = %s" % (data))
+    data = data.upper()
+    #data = "hi"
+    connection.send(data.encode("utf-8"))
+    connection.close()

venv/bin/activate

@@ -0,0 +1,76 @@
+# This file must be used with "source bin/activate" *from bash*
+# you cannot run it directly
+
+deactivate () {
+    # reset old environment variables
+    if [ -n "${_OLD_VIRTUAL_PATH:-}" ] ; then
+        PATH="${_OLD_VIRTUAL_PATH:-}"
+        export PATH
+        unset _OLD_VIRTUAL_PATH
+    fi
+    if [ -n "${_OLD_VIRTUAL_PYTHONHOME:-}" ] ; then
+        PYTHONHOME="${_OLD_VIRTUAL_PYTHONHOME:-}"
+        export PYTHONHOME
+        unset _OLD_VIRTUAL_PYTHONHOME
+    fi
+
+    # This should detect bash and zsh, which have a hash command that must
+    # be called to get it to forget past commands.  Without forgetting
+    # past commands the $PATH changes we made may not be respected
+    if [ -n "${BASH:-}" -o -n "${ZSH_VERSION:-}" ] ; then
+        hash -r
+    fi
+
+    if [ -n "${_OLD_VIRTUAL_PS1:-}" ] ; then
+        PS1="${_OLD_VIRTUAL_PS1:-}"
+        export PS1
+        unset _OLD_VIRTUAL_PS1
+    fi
+
+    unset VIRTUAL_ENV
+    if [ ! "$1" = "nondestructive" ] ; then
+    # Self destruct!
+        unset -f deactivate
+    fi
+}
+
+# unset irrelevant variables
+deactivate nondestructive
+
+VIRTUAL_ENV="/Users/irakha63255/Desktop/Neues_Projekt/venv"
+export VIRTUAL_ENV
+
+_OLD_VIRTUAL_PATH="$PATH"
+PATH="$VIRTUAL_ENV/bin:$PATH"
+export PATH
+
+# unset PYTHONHOME if set
+# this will fail if PYTHONHOME is set to the empty string (which is bad anyway)
+# could use `if (set -u; : $PYTHONHOME) ;` in bash
+if [ -n "${PYTHONHOME:-}" ] ; then
+    _OLD_VIRTUAL_PYTHONHOME="${PYTHONHOME:-}"
+    unset PYTHONHOME
+fi
+
+if [ -z "${VIRTUAL_ENV_DISABLE_PROMPT:-}" ] ; then
+    _OLD_VIRTUAL_PS1="${PS1:-}"
+    if [ "x(venv) " != x ] ; then
+	PS1="(venv) ${PS1:-}"
+    else
+    if [ "`basename \"$VIRTUAL_ENV\"`" = "__" ] ; then
+        # special case for Aspen magic directories
+        # see http://www.zetadev.com/software/aspen/
+        PS1="[`basename \`dirname \"$VIRTUAL_ENV\"\``] $PS1"
+    else
+        PS1="(`basename \"$VIRTUAL_ENV\"`)$PS1"
+    fi
+    fi
+    export PS1
+fi
+
+# This should detect bash and zsh, which have a hash command that must
+# be called to get it to forget past commands.  Without forgetting
+# past commands the $PATH changes we made may not be respected
+if [ -n "${BASH:-}" -o -n "${ZSH_VERSION:-}" ] ; then
+    hash -r
+fi

venv/bin/activate.csh

@@ -0,0 +1,37 @@
+# This file must be used with "source bin/activate.csh" *from csh*.
+# You cannot run it directly.
+# Created by Davide Di Blasi <davidedb@gmail.com>.
+# Ported to Python 3.3 venv by Andrew Svetlov <andrew.svetlov@gmail.com>
+
+alias deactivate 'test $?_OLD_VIRTUAL_PATH != 0 && setenv PATH "$_OLD_VIRTUAL_PATH" && unset _OLD_VIRTUAL_PATH; rehash; test $?_OLD_VIRTUAL_PROMPT != 0 && set prompt="$_OLD_VIRTUAL_PROMPT" && unset _OLD_VIRTUAL_PROMPT; unsetenv VIRTUAL_ENV; test "\!:*" != "nondestructive" && unalias deactivate'
+
+# Unset irrelevant variables.
+deactivate nondestructive
+
+setenv VIRTUAL_ENV "/Users/irakha63255/Desktop/Neues_Projekt/venv"
+
+set _OLD_VIRTUAL_PATH="$PATH"
+setenv PATH "$VIRTUAL_ENV/bin:$PATH"
+
+
+set _OLD_VIRTUAL_PROMPT="$prompt"
+
+if (! "$?VIRTUAL_ENV_DISABLE_PROMPT") then
+    if ("venv" != "") then
+        set env_name = "venv"
+    else
+        if (`basename "VIRTUAL_ENV"` == "__") then
+            # special case for Aspen magic directories
+            # see http://www.zetadev.com/software/aspen/
+            set env_name = `basename \`dirname "$VIRTUAL_ENV"\``
+        else
+            set env_name = `basename "$VIRTUAL_ENV"`
+        endif
+    endif
+    set prompt = "[$env_name] $prompt"
+    unset env_name
+endif
+
+alias pydoc python -m pydoc
+
+rehash

venv/bin/activate.fish

@@ -0,0 +1,75 @@
+# This file must be used with ". bin/activate.fish" *from fish* (http://fishshell.org)
+# you cannot run it directly
+
+function deactivate  -d "Exit virtualenv and return to normal shell environment"
+    # reset old environment variables
+    if test -n "$_OLD_VIRTUAL_PATH"
+        set -gx PATH $_OLD_VIRTUAL_PATH
+        set -e _OLD_VIRTUAL_PATH
+    end
+    if test -n "$_OLD_VIRTUAL_PYTHONHOME"
+        set -gx PYTHONHOME $_OLD_VIRTUAL_PYTHONHOME
+        set -e _OLD_VIRTUAL_PYTHONHOME
+    end
+
+    if test -n "$_OLD_FISH_PROMPT_OVERRIDE"
+        functions -e fish_prompt
+        set -e _OLD_FISH_PROMPT_OVERRIDE
+        functions -c _old_fish_prompt fish_prompt
+        functions -e _old_fish_prompt
+    end
+
+    set -e VIRTUAL_ENV
+    if test "$argv[1]" != "nondestructive"
+        # Self destruct!
+        functions -e deactivate
+    end
+end
+
+# unset irrelevant variables
+deactivate nondestructive
+
+set -gx VIRTUAL_ENV "/Users/irakha63255/Desktop/Neues_Projekt/venv"
+
+set -gx _OLD_VIRTUAL_PATH $PATH
+set -gx PATH "$VIRTUAL_ENV/bin" $PATH
+
+# unset PYTHONHOME if set
+if set -q PYTHONHOME
+    set -gx _OLD_VIRTUAL_PYTHONHOME $PYTHONHOME
+    set -e PYTHONHOME
+end
+
+if test -z "$VIRTUAL_ENV_DISABLE_PROMPT"
+    # fish uses a function instead of an env var to generate the prompt.
+
+    # save the current fish_prompt function as the function _old_fish_prompt
+    functions -c fish_prompt _old_fish_prompt
+
+    # with the original prompt function renamed, we can override with our own.
+    function fish_prompt
+        # Save the return status of the last command
+        set -l old_status $status
+
+        # Prompt override?
+        if test -n "(venv) "
+            printf "%s%s" "(venv) " (set_color normal)
+        else
+            # ...Otherwise, prepend env
+            set -l _checkbase (basename "$VIRTUAL_ENV")
+            if test $_checkbase = "__"
+                # special case for Aspen magic directories
+                # see http://www.zetadev.com/software/aspen/
+                printf "%s[%s]%s " (set_color -b blue white) (basename (dirname "$VIRTUAL_ENV")) (set_color normal)
+            else
+                printf "%s(%s)%s" (set_color -b blue white) (basename "$VIRTUAL_ENV") (set_color normal)
+            end
+        end
+
+        # Restore the return status of the previous command.
+        echo "exit $old_status" | .
+        _old_fish_prompt
+    end
+
+    set -gx _OLD_FISH_PROMPT_OVERRIDE "$VIRTUAL_ENV"
+end

venv/bin/easy_install

@@ -0,0 +1,12 @@
+#!/Users/irakha63255/Desktop/Neues_Projekt/venv/bin/python
+# EASY-INSTALL-ENTRY-SCRIPT: 'setuptools==39.1.0','console_scripts','easy_install'
+__requires__ = 'setuptools==39.1.0'
+import re
+import sys
+from pkg_resources import load_entry_point
+
+if __name__ == '__main__':
+    sys.argv[0] = re.sub(r'(-script\.pyw?|\.exe)?$', '', sys.argv[0])
+    sys.exit(
+        load_entry_point('setuptools==39.1.0', 'console_scripts', 'easy_install')()
+    )

venv/bin/easy_install-3.7

@@ -0,0 +1,12 @@
+#!/Users/irakha63255/Desktop/Neues_Projekt/venv/bin/python
+# EASY-INSTALL-ENTRY-SCRIPT: 'setuptools==39.1.0','console_scripts','easy_install-3.7'
+__requires__ = 'setuptools==39.1.0'
+import re
+import sys
+from pkg_resources import load_entry_point
+
+if __name__ == '__main__':
+    sys.argv[0] = re.sub(r'(-script\.pyw?|\.exe)?$', '', sys.argv[0])
+    sys.exit(
+        load_entry_point('setuptools==39.1.0', 'console_scripts', 'easy_install-3.7')()
+    )

venv/bin/pip

@@ -0,0 +1,12 @@
+#!/Users/irakha63255/Desktop/Neues_Projekt/venv/bin/python
+# EASY-INSTALL-ENTRY-SCRIPT: 'pip==10.0.1','console_scripts','pip'
+__requires__ = 'pip==10.0.1'
+import re
+import sys
+from pkg_resources import load_entry_point
+
+if __name__ == '__main__':
+    sys.argv[0] = re.sub(r'(-script\.pyw?|\.exe)?$', '', sys.argv[0])
+    sys.exit(
+        load_entry_point('pip==10.0.1', 'console_scripts', 'pip')()
+    )

venv/bin/pip3

@@ -0,0 +1,12 @@
+#!/Users/irakha63255/Desktop/Neues_Projekt/venv/bin/python
+# EASY-INSTALL-ENTRY-SCRIPT: 'pip==10.0.1','console_scripts','pip3'
+__requires__ = 'pip==10.0.1'
+import re
+import sys
+from pkg_resources import load_entry_point
+
+if __name__ == '__main__':
+    sys.argv[0] = re.sub(r'(-script\.pyw?|\.exe)?$', '', sys.argv[0])
+    sys.exit(
+        load_entry_point('pip==10.0.1', 'console_scripts', 'pip3')()
+    )

venv/bin/pip3.7

@@ -0,0 +1,12 @@
+#!/Users/irakha63255/Desktop/Neues_Projekt/venv/bin/python
+# EASY-INSTALL-ENTRY-SCRIPT: 'pip==10.0.1','console_scripts','pip3.7'
+__requires__ = 'pip==10.0.1'
+import re
+import sys
+from pkg_resources import load_entry_point
+
+if __name__ == '__main__':
+    sys.argv[0] = re.sub(r'(-script\.pyw?|\.exe)?$', '', sys.argv[0])
+    sys.exit(
+        load_entry_point('pip==10.0.1', 'console_scripts', 'pip3.7')()
+    )

venv/lib/python3.7/site-packages/easy-install.pth

@@ -0,0 +1,2 @@
+./setuptools-39.1.0-py3.7.egg
+./pip-10.0.1-py3.7.egg

venv/lib/python3.7/site-packages/pip-10.0.1-py3.7.egg/EGG-INFO/PKG-INFO

@@ -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

venv/lib/python3.7/site-packages/pip-10.0.1-py3.7.egg/EGG-INFO/SOURCES.txt

@@ -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

venv/lib/python3.7/site-packages/pip-10.0.1-py3.7.egg/EGG-INFO/dependency_links.txt

@@ -0,0 +1 @@
+

venv/lib/python3.7/site-packages/pip-10.0.1-py3.7.egg/EGG-INFO/entry_points.txt

@@ -0,0 +1,5 @@
+[console_scripts]
+pip = pip._internal:main
+pip3 = pip._internal:main
+pip3.7 = pip._internal:main
+

venv/lib/python3.7/site-packages/pip-10.0.1-py3.7.egg/EGG-INFO/not-zip-safe

@@ -0,0 +1 @@
+

venv/lib/python3.7/site-packages/pip-10.0.1-py3.7.egg/EGG-INFO/requires.txt

@@ -0,0 +1,8 @@
+
+[testing]
+pytest
+mock
+pretend
+scripttest>=1.3
+virtualenv>=1.10
+freezegun

venv/lib/python3.7/site-packages/pip-10.0.1-py3.7.egg/EGG-INFO/top_level.txt

@@ -0,0 +1 @@
+pip

venv/lib/python3.7/site-packages/pip-10.0.1-py3.7.egg/pip/__init__.py

@@ -0,0 +1 @@
+__version__ = "10.0.1"

venv/lib/python3.7/site-packages/pip-10.0.1-py3.7.egg/pip/__main__.py

@@ -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())

venv/lib/python3.7/site-packages/pip-10.0.1-py3.7.egg/pip/_internal/__init__.py

@@ -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)

venv/lib/python3.7/site-packages/pip-10.0.1-py3.7.egg/pip/_internal/basecommand.py

@@ -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,
+        )

venv/lib/python3.7/site-packages/pip-10.0.1-py3.7.egg/pip/_internal/baseparser.py

@@ -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)

venv/lib/python3.7/site-packages/pip-10.0.1-py3.7.egg/pip/_internal/build_env.py

@@ -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

venv/lib/python3.7/site-packages/pip-10.0.1-py3.7.egg/pip/_internal/cache.py

@@ -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()