def lookup(self, table, exchange, routing_key, default):
        raise NotImplementedError('subclass responsibility')
Call the function call with the arguments flipped.
dataset/ETHPy150Open celery/kombu/kombu/transport/virtual/exchange.py/ExchangeType.lookup--crossover with--dataset/ETHPy150Open pytoolz/toolz/toolz/functoolz.py/flip