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Faster implementation of namespace hack

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Kovid Goyal 2012-10-20 09:07:03 +05:30
parent 524e0119ed
commit ade7c9280a
1 changed files with 10 additions and 4 deletions
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14
src/calibre/ebooks/oeb/stylizer.py
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@ -125,11 +125,17 @@ class CaseInsensitiveAttributesTranslator(HTMLTranslator):
(id_selector.id.lower()))
ci_css_to_xpath = CaseInsensitiveAttributesTranslator().css_to_xpath
NULL_NAMESPACE_REGEX = re.compile(ur'''name\(\) = ['"]h:''')
NULL_NAMESPACE_REGEX = re.compile(ur'''(name\(\) = ['"])h:''')
def fix_namespace(raw):
ans = NULL_NAMESPACE_REGEX.sub(lambda
m:m.group().replace(u'h:', u''), raw)
return ans
'''
cssselect uses name() = 'h:p' to select tags for some CSS selectors (e.g.
h|p+h|p).
However, since for us the XHTML namespace is the default namespace (with no
prefix), name() is the same as local-name(). So this is a hack to
workaround the problem.
'''
return NULL_NAMESPACE_REGEX.sub(ur'\1', raw)
class CSSSelector(object):