def__init__(self,tree=None,strict=False,namespaceHTMLElements=True,debug=False):"""        :arg tree: a treebuilder class controlling the type of tree that will be            returned. Built in treebuilders can be accessed through            html5lib.treebuilders.getTreeBuilder(treeType)        :arg strict: raise an exception when a parse error is encountered        :arg namespaceHTMLElements: whether or not to namespace HTML elements        :arg debug: whether or not to enable debug mode which logs things        Example:        >>> from html5lib.html5parser import HTMLParser        >>> parser = HTMLParser()                     # generates parser with etree builder        >>> parser = HTMLParser('lxml', strict=True)  # generates parser with lxml builder which is strict        """