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from lxml import etree
from beautifulsoup.element import Comment, Doctype
from beautifulsoup.builder import HTMLTreeBuilder
class LXMLTreeBuilder(HTMLTreeBuilder):
def __init__(self, parser_class=etree.HTMLParser):
# etree.HTMLParser's constructor has an argument strip_cdata,
# but it does nothing. CDATA sections are always stripped when
# passed through HTMLParser.
self.parser = parser_class(target=self)
self.soup = None
def feed(self, markup):
self.parser.feed(markup)
self.parser.close()
def close(self):
pass
def start(self, name, attrs):
self.soup.handle_starttag(name, attrs)
def end(self, name):
self.soup.handle_endtag(name)
def pi(self, target, data):
pass
def data(self, content):
self.soup.handle_data(content)
def doctype(self, name, pubid, system):
self.soup.endData()
doctype = Doctype.for_name_and_ids(name, pubid, system)
self.soup.object_was_parsed(doctype)
def comment(self, content):
"Handle comments as Comment objects."
self.soup.endData()
self.soup.handle_data(content)
self.soup.endData(Comment)
def test_fragment_to_document(self, fragment):
"""See `TreeBuilder`."""
return u'<html><body>%s</body></html>' % fragment
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