optgroup
+ # element, or if there is no more content in the parent
+ # element.
+ if type == "StartTag":
+ return next["name"] in ('option', 'optgroup')
+ else:
+ return type == "EndTag" or type is None
+ elif tagname in ('rt', 'rp'):
+ # An rt element's end tag may be omitted if the rt element is
+ # immediately followed by an rt or rp element, or if there is
+ # no more content in the parent element.
+ # An rp element's end tag may be omitted if the rp element is
+ # immediately followed by an rt or rp element, or if there is
+ # no more content in the parent element.
+ if type == "StartTag":
+ return next["name"] in ('rt', 'rp')
+ else:
+ return type == "EndTag" or type is None
+ elif tagname == 'colgroup':
+ # A colgroup element's end tag may be omitted if the colgroup
+ # element is not immediately followed by a space character or
+ # a comment.
+ if type in ("Comment", "SpaceCharacters"):
+ return False
+ elif type == "StartTag":
+ # XXX: we also look for an immediately following colgroup
+ # element. See is_optional_start.
+ return next["name"] != 'colgroup'
+ else:
+ return True
+ elif tagname in ('thead', 'tbody'):
+ # A thead element's end tag may be omitted if the thead element
+ # is immediately followed by a tbody or tfoot element.
+ # A tbody element's end tag may be omitted if the tbody element
+ # is immediately followed by a tbody or tfoot element, or if
+ # there is no more content in the parent element.
+ # A tfoot element's end tag may be omitted if the tfoot element
+ # is immediately followed by a tbody element, or if there is no
+ # more content in the parent element.
+ # XXX: we never omit the end tag when the following element is
+ # a tbody. See is_optional_start.
+ if type == "StartTag":
+ return next["name"] in ['tbody', 'tfoot']
+ elif tagname == 'tbody':
+ return type == "EndTag" or type is None
+ else:
+ return False
+ elif tagname == 'tfoot':
+ # A tfoot element's end tag may be omitted if the tfoot element
+ # is immediately followed by a tbody element, or if there is no
+ # more content in the parent element.
+ # XXX: we never omit the end tag when the following element is
+ # a tbody. See is_optional_start.
+ if type == "StartTag":
+ return next["name"] == 'tbody'
+ else:
+ return type == "EndTag" or type is None
+ elif tagname in ('td', 'th'):
+ # A td element's end tag may be omitted if the td element is
+ # immediately followed by a td or th element, or if there is
+ # no more content in the parent element.
+ # A th element's end tag may be omitted if the th element is
+ # immediately followed by a td or th element, or if there is
+ # no more content in the parent element.
+ if type == "StartTag":
+ return next["name"] in ('td', 'th')
+ else:
+ return type == "EndTag" or type is None
+ return False
diff --git a/venv/Lib/site-packages/pip-10.0.1-py3.7.egg/pip/_vendor/html5lib/filters/sanitizer.py b/venv/Lib/site-packages/pip-10.0.1-py3.7.egg/pip/_vendor/html5lib/filters/sanitizer.py
new file mode 100644
index 0000000..af8e77b
--- /dev/null
+++ b/venv/Lib/site-packages/pip-10.0.1-py3.7.egg/pip/_vendor/html5lib/filters/sanitizer.py
@@ -0,0 +1,896 @@
+from __future__ import absolute_import, division, unicode_literals
+
+import re
+from xml.sax.saxutils import escape, unescape
+
+from pip._vendor.six.moves import urllib_parse as urlparse
+
+from . import base
+from ..constants import namespaces, prefixes
+
+__all__ = ["Filter"]
+
+
+allowed_elements = frozenset((
+ (namespaces['html'], 'a'),
+ (namespaces['html'], 'abbr'),
+ (namespaces['html'], 'acronym'),
+ (namespaces['html'], 'address'),
+ (namespaces['html'], 'area'),
+ (namespaces['html'], 'article'),
+ (namespaces['html'], 'aside'),
+ (namespaces['html'], 'audio'),
+ (namespaces['html'], 'b'),
+ (namespaces['html'], 'big'),
+ (namespaces['html'], 'blockquote'),
+ (namespaces['html'], 'br'),
+ (namespaces['html'], 'button'),
+ (namespaces['html'], 'canvas'),
+ (namespaces['html'], 'caption'),
+ (namespaces['html'], 'center'),
+ (namespaces['html'], 'cite'),
+ (namespaces['html'], 'code'),
+ (namespaces['html'], 'col'),
+ (namespaces['html'], 'colgroup'),
+ (namespaces['html'], 'command'),
+ (namespaces['html'], 'datagrid'),
+ (namespaces['html'], 'datalist'),
+ (namespaces['html'], 'dd'),
+ (namespaces['html'], 'del'),
+ (namespaces['html'], 'details'),
+ (namespaces['html'], 'dfn'),
+ (namespaces['html'], 'dialog'),
+ (namespaces['html'], 'dir'),
+ (namespaces['html'], 'div'),
+ (namespaces['html'], 'dl'),
+ (namespaces['html'], 'dt'),
+ (namespaces['html'], 'em'),
+ (namespaces['html'], 'event-source'),
+ (namespaces['html'], 'fieldset'),
+ (namespaces['html'], 'figcaption'),
+ (namespaces['html'], 'figure'),
+ (namespaces['html'], 'footer'),
+ (namespaces['html'], 'font'),
+ (namespaces['html'], 'form'),
+ (namespaces['html'], 'header'),
+ (namespaces['html'], 'h1'),
+ (namespaces['html'], 'h2'),
+ (namespaces['html'], 'h3'),
+ (namespaces['html'], 'h4'),
+ (namespaces['html'], 'h5'),
+ (namespaces['html'], 'h6'),
+ (namespaces['html'], 'hr'),
+ (namespaces['html'], 'i'),
+ (namespaces['html'], 'img'),
+ (namespaces['html'], 'input'),
+ (namespaces['html'], 'ins'),
+ (namespaces['html'], 'keygen'),
+ (namespaces['html'], 'kbd'),
+ (namespaces['html'], 'label'),
+ (namespaces['html'], 'legend'),
+ (namespaces['html'], 'li'),
+ (namespaces['html'], 'm'),
+ (namespaces['html'], 'map'),
+ (namespaces['html'], 'menu'),
+ (namespaces['html'], 'meter'),
+ (namespaces['html'], 'multicol'),
+ (namespaces['html'], 'nav'),
+ (namespaces['html'], 'nextid'),
+ (namespaces['html'], 'ol'),
+ (namespaces['html'], 'output'),
+ (namespaces['html'], 'optgroup'),
+ (namespaces['html'], 'option'),
+ (namespaces['html'], 'p'),
+ (namespaces['html'], 'pre'),
+ (namespaces['html'], 'progress'),
+ (namespaces['html'], 'q'),
+ (namespaces['html'], 's'),
+ (namespaces['html'], 'samp'),
+ (namespaces['html'], 'section'),
+ (namespaces['html'], 'select'),
+ (namespaces['html'], 'small'),
+ (namespaces['html'], 'sound'),
+ (namespaces['html'], 'source'),
+ (namespaces['html'], 'spacer'),
+ (namespaces['html'], 'span'),
+ (namespaces['html'], 'strike'),
+ (namespaces['html'], 'strong'),
+ (namespaces['html'], 'sub'),
+ (namespaces['html'], 'sup'),
+ (namespaces['html'], 'table'),
+ (namespaces['html'], 'tbody'),
+ (namespaces['html'], 'td'),
+ (namespaces['html'], 'textarea'),
+ (namespaces['html'], 'time'),
+ (namespaces['html'], 'tfoot'),
+ (namespaces['html'], 'th'),
+ (namespaces['html'], 'thead'),
+ (namespaces['html'], 'tr'),
+ (namespaces['html'], 'tt'),
+ (namespaces['html'], 'u'),
+ (namespaces['html'], 'ul'),
+ (namespaces['html'], 'var'),
+ (namespaces['html'], 'video'),
+ (namespaces['mathml'], 'maction'),
+ (namespaces['mathml'], 'math'),
+ (namespaces['mathml'], 'merror'),
+ (namespaces['mathml'], 'mfrac'),
+ (namespaces['mathml'], 'mi'),
+ (namespaces['mathml'], 'mmultiscripts'),
+ (namespaces['mathml'], 'mn'),
+ (namespaces['mathml'], 'mo'),
+ (namespaces['mathml'], 'mover'),
+ (namespaces['mathml'], 'mpadded'),
+ (namespaces['mathml'], 'mphantom'),
+ (namespaces['mathml'], 'mprescripts'),
+ (namespaces['mathml'], 'mroot'),
+ (namespaces['mathml'], 'mrow'),
+ (namespaces['mathml'], 'mspace'),
+ (namespaces['mathml'], 'msqrt'),
+ (namespaces['mathml'], 'mstyle'),
+ (namespaces['mathml'], 'msub'),
+ (namespaces['mathml'], 'msubsup'),
+ (namespaces['mathml'], 'msup'),
+ (namespaces['mathml'], 'mtable'),
+ (namespaces['mathml'], 'mtd'),
+ (namespaces['mathml'], 'mtext'),
+ (namespaces['mathml'], 'mtr'),
+ (namespaces['mathml'], 'munder'),
+ (namespaces['mathml'], 'munderover'),
+ (namespaces['mathml'], 'none'),
+ (namespaces['svg'], 'a'),
+ (namespaces['svg'], 'animate'),
+ (namespaces['svg'], 'animateColor'),
+ (namespaces['svg'], 'animateMotion'),
+ (namespaces['svg'], 'animateTransform'),
+ (namespaces['svg'], 'clipPath'),
+ (namespaces['svg'], 'circle'),
+ (namespaces['svg'], 'defs'),
+ (namespaces['svg'], 'desc'),
+ (namespaces['svg'], 'ellipse'),
+ (namespaces['svg'], 'font-face'),
+ (namespaces['svg'], 'font-face-name'),
+ (namespaces['svg'], 'font-face-src'),
+ (namespaces['svg'], 'g'),
+ (namespaces['svg'], 'glyph'),
+ (namespaces['svg'], 'hkern'),
+ (namespaces['svg'], 'linearGradient'),
+ (namespaces['svg'], 'line'),
+ (namespaces['svg'], 'marker'),
+ (namespaces['svg'], 'metadata'),
+ (namespaces['svg'], 'missing-glyph'),
+ (namespaces['svg'], 'mpath'),
+ (namespaces['svg'], 'path'),
+ (namespaces['svg'], 'polygon'),
+ (namespaces['svg'], 'polyline'),
+ (namespaces['svg'], 'radialGradient'),
+ (namespaces['svg'], 'rect'),
+ (namespaces['svg'], 'set'),
+ (namespaces['svg'], 'stop'),
+ (namespaces['svg'], 'svg'),
+ (namespaces['svg'], 'switch'),
+ (namespaces['svg'], 'text'),
+ (namespaces['svg'], 'title'),
+ (namespaces['svg'], 'tspan'),
+ (namespaces['svg'], 'use'),
+))
+
+allowed_attributes = frozenset((
+ # HTML attributes
+ (None, 'abbr'),
+ (None, 'accept'),
+ (None, 'accept-charset'),
+ (None, 'accesskey'),
+ (None, 'action'),
+ (None, 'align'),
+ (None, 'alt'),
+ (None, 'autocomplete'),
+ (None, 'autofocus'),
+ (None, 'axis'),
+ (None, 'background'),
+ (None, 'balance'),
+ (None, 'bgcolor'),
+ (None, 'bgproperties'),
+ (None, 'border'),
+ (None, 'bordercolor'),
+ (None, 'bordercolordark'),
+ (None, 'bordercolorlight'),
+ (None, 'bottompadding'),
+ (None, 'cellpadding'),
+ (None, 'cellspacing'),
+ (None, 'ch'),
+ (None, 'challenge'),
+ (None, 'char'),
+ (None, 'charoff'),
+ (None, 'choff'),
+ (None, 'charset'),
+ (None, 'checked'),
+ (None, 'cite'),
+ (None, 'class'),
+ (None, 'clear'),
+ (None, 'color'),
+ (None, 'cols'),
+ (None, 'colspan'),
+ (None, 'compact'),
+ (None, 'contenteditable'),
+ (None, 'controls'),
+ (None, 'coords'),
+ (None, 'data'),
+ (None, 'datafld'),
+ (None, 'datapagesize'),
+ (None, 'datasrc'),
+ (None, 'datetime'),
+ (None, 'default'),
+ (None, 'delay'),
+ (None, 'dir'),
+ (None, 'disabled'),
+ (None, 'draggable'),
+ (None, 'dynsrc'),
+ (None, 'enctype'),
+ (None, 'end'),
+ (None, 'face'),
+ (None, 'for'),
+ (None, 'form'),
+ (None, 'frame'),
+ (None, 'galleryimg'),
+ (None, 'gutter'),
+ (None, 'headers'),
+ (None, 'height'),
+ (None, 'hidefocus'),
+ (None, 'hidden'),
+ (None, 'high'),
+ (None, 'href'),
+ (None, 'hreflang'),
+ (None, 'hspace'),
+ (None, 'icon'),
+ (None, 'id'),
+ (None, 'inputmode'),
+ (None, 'ismap'),
+ (None, 'keytype'),
+ (None, 'label'),
+ (None, 'leftspacing'),
+ (None, 'lang'),
+ (None, 'list'),
+ (None, 'longdesc'),
+ (None, 'loop'),
+ (None, 'loopcount'),
+ (None, 'loopend'),
+ (None, 'loopstart'),
+ (None, 'low'),
+ (None, 'lowsrc'),
+ (None, 'max'),
+ (None, 'maxlength'),
+ (None, 'media'),
+ (None, 'method'),
+ (None, 'min'),
+ (None, 'multiple'),
+ (None, 'name'),
+ (None, 'nohref'),
+ (None, 'noshade'),
+ (None, 'nowrap'),
+ (None, 'open'),
+ (None, 'optimum'),
+ (None, 'pattern'),
+ (None, 'ping'),
+ (None, 'point-size'),
+ (None, 'poster'),
+ (None, 'pqg'),
+ (None, 'preload'),
+ (None, 'prompt'),
+ (None, 'radiogroup'),
+ (None, 'readonly'),
+ (None, 'rel'),
+ (None, 'repeat-max'),
+ (None, 'repeat-min'),
+ (None, 'replace'),
+ (None, 'required'),
+ (None, 'rev'),
+ (None, 'rightspacing'),
+ (None, 'rows'),
+ (None, 'rowspan'),
+ (None, 'rules'),
+ (None, 'scope'),
+ (None, 'selected'),
+ (None, 'shape'),
+ (None, 'size'),
+ (None, 'span'),
+ (None, 'src'),
+ (None, 'start'),
+ (None, 'step'),
+ (None, 'style'),
+ (None, 'summary'),
+ (None, 'suppress'),
+ (None, 'tabindex'),
+ (None, 'target'),
+ (None, 'template'),
+ (None, 'title'),
+ (None, 'toppadding'),
+ (None, 'type'),
+ (None, 'unselectable'),
+ (None, 'usemap'),
+ (None, 'urn'),
+ (None, 'valign'),
+ (None, 'value'),
+ (None, 'variable'),
+ (None, 'volume'),
+ (None, 'vspace'),
+ (None, 'vrml'),
+ (None, 'width'),
+ (None, 'wrap'),
+ (namespaces['xml'], 'lang'),
+ # MathML attributes
+ (None, 'actiontype'),
+ (None, 'align'),
+ (None, 'columnalign'),
+ (None, 'columnalign'),
+ (None, 'columnalign'),
+ (None, 'columnlines'),
+ (None, 'columnspacing'),
+ (None, 'columnspan'),
+ (None, 'depth'),
+ (None, 'display'),
+ (None, 'displaystyle'),
+ (None, 'equalcolumns'),
+ (None, 'equalrows'),
+ (None, 'fence'),
+ (None, 'fontstyle'),
+ (None, 'fontweight'),
+ (None, 'frame'),
+ (None, 'height'),
+ (None, 'linethickness'),
+ (None, 'lspace'),
+ (None, 'mathbackground'),
+ (None, 'mathcolor'),
+ (None, 'mathvariant'),
+ (None, 'mathvariant'),
+ (None, 'maxsize'),
+ (None, 'minsize'),
+ (None, 'other'),
+ (None, 'rowalign'),
+ (None, 'rowalign'),
+ (None, 'rowalign'),
+ (None, 'rowlines'),
+ (None, 'rowspacing'),
+ (None, 'rowspan'),
+ (None, 'rspace'),
+ (None, 'scriptlevel'),
+ (None, 'selection'),
+ (None, 'separator'),
+ (None, 'stretchy'),
+ (None, 'width'),
+ (None, 'width'),
+ (namespaces['xlink'], 'href'),
+ (namespaces['xlink'], 'show'),
+ (namespaces['xlink'], 'type'),
+ # SVG attributes
+ (None, 'accent-height'),
+ (None, 'accumulate'),
+ (None, 'additive'),
+ (None, 'alphabetic'),
+ (None, 'arabic-form'),
+ (None, 'ascent'),
+ (None, 'attributeName'),
+ (None, 'attributeType'),
+ (None, 'baseProfile'),
+ (None, 'bbox'),
+ (None, 'begin'),
+ (None, 'by'),
+ (None, 'calcMode'),
+ (None, 'cap-height'),
+ (None, 'class'),
+ (None, 'clip-path'),
+ (None, 'color'),
+ (None, 'color-rendering'),
+ (None, 'content'),
+ (None, 'cx'),
+ (None, 'cy'),
+ (None, 'd'),
+ (None, 'dx'),
+ (None, 'dy'),
+ (None, 'descent'),
+ (None, 'display'),
+ (None, 'dur'),
+ (None, 'end'),
+ (None, 'fill'),
+ (None, 'fill-opacity'),
+ (None, 'fill-rule'),
+ (None, 'font-family'),
+ (None, 'font-size'),
+ (None, 'font-stretch'),
+ (None, 'font-style'),
+ (None, 'font-variant'),
+ (None, 'font-weight'),
+ (None, 'from'),
+ (None, 'fx'),
+ (None, 'fy'),
+ (None, 'g1'),
+ (None, 'g2'),
+ (None, 'glyph-name'),
+ (None, 'gradientUnits'),
+ (None, 'hanging'),
+ (None, 'height'),
+ (None, 'horiz-adv-x'),
+ (None, 'horiz-origin-x'),
+ (None, 'id'),
+ (None, 'ideographic'),
+ (None, 'k'),
+ (None, 'keyPoints'),
+ (None, 'keySplines'),
+ (None, 'keyTimes'),
+ (None, 'lang'),
+ (None, 'marker-end'),
+ (None, 'marker-mid'),
+ (None, 'marker-start'),
+ (None, 'markerHeight'),
+ (None, 'markerUnits'),
+ (None, 'markerWidth'),
+ (None, 'mathematical'),
+ (None, 'max'),
+ (None, 'min'),
+ (None, 'name'),
+ (None, 'offset'),
+ (None, 'opacity'),
+ (None, 'orient'),
+ (None, 'origin'),
+ (None, 'overline-position'),
+ (None, 'overline-thickness'),
+ (None, 'panose-1'),
+ (None, 'path'),
+ (None, 'pathLength'),
+ (None, 'points'),
+ (None, 'preserveAspectRatio'),
+ (None, 'r'),
+ (None, 'refX'),
+ (None, 'refY'),
+ (None, 'repeatCount'),
+ (None, 'repeatDur'),
+ (None, 'requiredExtensions'),
+ (None, 'requiredFeatures'),
+ (None, 'restart'),
+ (None, 'rotate'),
+ (None, 'rx'),
+ (None, 'ry'),
+ (None, 'slope'),
+ (None, 'stemh'),
+ (None, 'stemv'),
+ (None, 'stop-color'),
+ (None, 'stop-opacity'),
+ (None, 'strikethrough-position'),
+ (None, 'strikethrough-thickness'),
+ (None, 'stroke'),
+ (None, 'stroke-dasharray'),
+ (None, 'stroke-dashoffset'),
+ (None, 'stroke-linecap'),
+ (None, 'stroke-linejoin'),
+ (None, 'stroke-miterlimit'),
+ (None, 'stroke-opacity'),
+ (None, 'stroke-width'),
+ (None, 'systemLanguage'),
+ (None, 'target'),
+ (None, 'text-anchor'),
+ (None, 'to'),
+ (None, 'transform'),
+ (None, 'type'),
+ (None, 'u1'),
+ (None, 'u2'),
+ (None, 'underline-position'),
+ (None, 'underline-thickness'),
+ (None, 'unicode'),
+ (None, 'unicode-range'),
+ (None, 'units-per-em'),
+ (None, 'values'),
+ (None, 'version'),
+ (None, 'viewBox'),
+ (None, 'visibility'),
+ (None, 'width'),
+ (None, 'widths'),
+ (None, 'x'),
+ (None, 'x-height'),
+ (None, 'x1'),
+ (None, 'x2'),
+ (namespaces['xlink'], 'actuate'),
+ (namespaces['xlink'], 'arcrole'),
+ (namespaces['xlink'], 'href'),
+ (namespaces['xlink'], 'role'),
+ (namespaces['xlink'], 'show'),
+ (namespaces['xlink'], 'title'),
+ (namespaces['xlink'], 'type'),
+ (namespaces['xml'], 'base'),
+ (namespaces['xml'], 'lang'),
+ (namespaces['xml'], 'space'),
+ (None, 'y'),
+ (None, 'y1'),
+ (None, 'y2'),
+ (None, 'zoomAndPan'),
+))
+
+attr_val_is_uri = frozenset((
+ (None, 'href'),
+ (None, 'src'),
+ (None, 'cite'),
+ (None, 'action'),
+ (None, 'longdesc'),
+ (None, 'poster'),
+ (None, 'background'),
+ (None, 'datasrc'),
+ (None, 'dynsrc'),
+ (None, 'lowsrc'),
+ (None, 'ping'),
+ (namespaces['xlink'], 'href'),
+ (namespaces['xml'], 'base'),
+))
+
+svg_attr_val_allows_ref = frozenset((
+ (None, 'clip-path'),
+ (None, 'color-profile'),
+ (None, 'cursor'),
+ (None, 'fill'),
+ (None, 'filter'),
+ (None, 'marker'),
+ (None, 'marker-start'),
+ (None, 'marker-mid'),
+ (None, 'marker-end'),
+ (None, 'mask'),
+ (None, 'stroke'),
+))
+
+svg_allow_local_href = frozenset((
+ (None, 'altGlyph'),
+ (None, 'animate'),
+ (None, 'animateColor'),
+ (None, 'animateMotion'),
+ (None, 'animateTransform'),
+ (None, 'cursor'),
+ (None, 'feImage'),
+ (None, 'filter'),
+ (None, 'linearGradient'),
+ (None, 'pattern'),
+ (None, 'radialGradient'),
+ (None, 'textpath'),
+ (None, 'tref'),
+ (None, 'set'),
+ (None, 'use')
+))
+
+allowed_css_properties = frozenset((
+ 'azimuth',
+ 'background-color',
+ 'border-bottom-color',
+ 'border-collapse',
+ 'border-color',
+ 'border-left-color',
+ 'border-right-color',
+ 'border-top-color',
+ 'clear',
+ 'color',
+ 'cursor',
+ 'direction',
+ 'display',
+ 'elevation',
+ 'float',
+ 'font',
+ 'font-family',
+ 'font-size',
+ 'font-style',
+ 'font-variant',
+ 'font-weight',
+ 'height',
+ 'letter-spacing',
+ 'line-height',
+ 'overflow',
+ 'pause',
+ 'pause-after',
+ 'pause-before',
+ 'pitch',
+ 'pitch-range',
+ 'richness',
+ 'speak',
+ 'speak-header',
+ 'speak-numeral',
+ 'speak-punctuation',
+ 'speech-rate',
+ 'stress',
+ 'text-align',
+ 'text-decoration',
+ 'text-indent',
+ 'unicode-bidi',
+ 'vertical-align',
+ 'voice-family',
+ 'volume',
+ 'white-space',
+ 'width',
+))
+
+allowed_css_keywords = frozenset((
+ 'auto',
+ 'aqua',
+ 'black',
+ 'block',
+ 'blue',
+ 'bold',
+ 'both',
+ 'bottom',
+ 'brown',
+ 'center',
+ 'collapse',
+ 'dashed',
+ 'dotted',
+ 'fuchsia',
+ 'gray',
+ 'green',
+ '!important',
+ 'italic',
+ 'left',
+ 'lime',
+ 'maroon',
+ 'medium',
+ 'none',
+ 'navy',
+ 'normal',
+ 'nowrap',
+ 'olive',
+ 'pointer',
+ 'purple',
+ 'red',
+ 'right',
+ 'solid',
+ 'silver',
+ 'teal',
+ 'top',
+ 'transparent',
+ 'underline',
+ 'white',
+ 'yellow',
+))
+
+allowed_svg_properties = frozenset((
+ 'fill',
+ 'fill-opacity',
+ 'fill-rule',
+ 'stroke',
+ 'stroke-width',
+ 'stroke-linecap',
+ 'stroke-linejoin',
+ 'stroke-opacity',
+))
+
+allowed_protocols = frozenset((
+ 'ed2k',
+ 'ftp',
+ 'http',
+ 'https',
+ 'irc',
+ 'mailto',
+ 'news',
+ 'gopher',
+ 'nntp',
+ 'telnet',
+ 'webcal',
+ 'xmpp',
+ 'callto',
+ 'feed',
+ 'urn',
+ 'aim',
+ 'rsync',
+ 'tag',
+ 'ssh',
+ 'sftp',
+ 'rtsp',
+ 'afs',
+ 'data',
+))
+
+allowed_content_types = frozenset((
+ 'image/png',
+ 'image/jpeg',
+ 'image/gif',
+ 'image/webp',
+ 'image/bmp',
+ 'text/plain',
+))
+
+
+data_content_type = re.compile(r'''
+ ^
+ # Match a content type This is a doc
') +This is a doc
') +,, and