def create_zk():
    quorum = "localhost:2181,localhost:2182,localhost:2183,"\
        "localhost:2184,localhost:2185"

    if os.environ in 'ZOOKEEPER_QUORUM':
        quorum = os.environ['ZOOKEEPER_QUORUM']

    return ZooKeeper(quorum)
dataset/ETHPy150Open andreisavu/zookeeper-mq/priority.py/create_zk/swapped operands of `in`