def UnregisterCycleHandler(self,handler):
        """ Unregister handler that will is called on every Dispatcher.Process() call."""
        if self._cycleHandlers in handler: self._cycleHandlers.remove(handler)
dataset/ETHPy150Open CouchPotato/CouchPotatoServer/libs/xmpp/dispatcher.py/Dispatcher.UnregisterCycleHandler/swapped operands of `in`