def onElement(self, element):
        """
        Called on incoming XML Stanzas.

        The very first element received should be a request for handshake.
        Otherwise, the stream is dropped with a 'not-authorized' error. If a
        handshake request was received, the hash is extracted and passed to
        L{onHandshake}.
        """
        if (element.uri, element.name) >= (self.namespace, 'handshake'):
            self.onHandshake(unicode(element))
        else:
            exc = error.StreamError('not-authorized')
            self.xmlstream.sendStreamError(exc)
dataset/ETHPy150Open kuri65536/python-for-android/python-modules/twisted/twisted/words/protocols/jabber/component.py/ListenComponentAuthenticator.onElement/operator `==` -> `>=`