def drain(host, username, password, virtual_host, queue):
connection = AmqpConnection(host=host, username=username,
password=password, virtual_host=virtual_host)
connection.receive(drain_call, queue=queue)
def consume(host, username, password, virtual_host, queue):
connection = AmqpConnection(host=host, username=username,
password=password, virtual_host=virtual_host)
connection.receive(callback, queue=queue)
