def get_xml(self):
if not self._dirty:<EOL><INDENT>return self._element<EOL><DEDENT>element = self.as_xml()<EOL>self._element = element<EOL>self._dirty = False<EOL>return element<EOL>
Return the XML stanza representation.

        This returns the original or cached XML representation, which
        may be much more efficient than `as_xml`.

        Result of this function should never be modified.

        :returntype: :etree:`ElementTree.Element`