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Work around for error when parsing malformed documents containing annotation-xml tags

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This commit is contained in:
Kovid Goyal 2016-01-09 08:21:00 +05:30
parent fe84fd3519
commit a82ff8b749
1 changed files with 11 additions and 4 deletions
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15
src/html5lib/html5parser.py
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@ -155,10 +155,17 @@ class HTMLParser(object):
def isHTMLIntegrationPoint(self, element):
if (element.name == "annotation-xml" and
element.namespace == namespaces["mathml"]):
return ("encoding" in element.attributes and
element.attributes["encoding"].translate(
asciiUpper2Lower) in
("text/html", "application/xhtml+xml"))
try:
return ("encoding" in element.attributes and
element.attributes["encoding"].translate(
asciiUpper2Lower) in
("text/html", "application/xhtml+xml"))
except TypeError:
# This happens for some documents, for some reason
# lxml refuses to store a unicode representation of the
# encoding attribute.
return element.attributes["encoding"].lower().decode('utf-8', 'replace') in (
"text/html", "application/xhtml+xml")
else:
return (element.namespace, element.name) in htmlIntegrationPointElements