def put(self, state_id):
        """ Enqueue it for processing """
        self._states.append(state_id)
        self._lock.notify_all()
        return state_id
def put(self, state_id):
        """ Enqueue it for processing """
        self._states.append(state_id)
        self._lock.notify_all()
        return state_id
def put ( self , state_id ) : self . _states . append ( state_id ) self . _lock . notify_all ( ) return state_id
Enqueue it for processing
Enqueue it for processing