def HasQueue(self, queue_name):
    self._ReloadQueuesFromYaml()
    return queue_name in self._queues and (
        self._queues[queue_name] is not None)
Deleting the Container    
dataset/ETHPy150Open AppScale/appscale/AppServer/google/appengine/api/taskqueue/taskqueue_stub.py/_Group.HasQueue--crossover with--dataset/ETHPy150Open swordapp/python-client-sword2/sword2/connection.py/Connection.delete_container