capybara/virtualenv/lib/python2.7/site-packages/lxml/html/clean.py
def kill_conditional_comments(self, doc):
        """
        IE conditional comments basically embed HTML that the parser
        doesn't normally see.  We can't allow anything like that, so
        we'll kill any comments that could be conditional.
        """
        bad = []
        self._kill_elements(
            doc, lambda el: _conditional_comment_re.search(el.text),
            etree.Comment)
def kill_conditional_comments(self, doc):
        bad = []
        self._kill_elements(
            doc, lambda el: _conditional_comment_re.search(el.text),
            etree.Comment)
def kill_conditional_comments ( self , doc ) : bad = [ ] self . _kill_elements ( doc , lambda el : _conditional_comment_re . search ( el . text ) , etree . Comment )
IE conditional comments basically embed HTML that the parser
        doesn't normally see.  We can't allow anything like that, so
        we'll kill any comments that could be conditional.
IE conditional comments basically embed HTML that the parser doesn t normally see . We can t allow anything like that so we ll kill any comments that could be conditional .