def returnStanzaHandler(self,conn,stanza):
        """ Return stanza back to the sender with <feature-not-implemennted/> error set. """
        if ['get','set'] in stanza.getType():
            conn.send(Error(stanza,ERR_FEATURE_NOT_IMPLEMENTED))
dataset/ETHPy150Open CouchPotato/CouchPotatoServer/libs/xmpp/dispatcher.py/Dispatcher.returnStanzaHandler/swapped operands of `in`