def notify_failed_transaction(self, app_id, txid):
    return
List firewalls.
dataset/ETHPy150Open AppScale/appscale/AppDB/zkappscale/zktransaction_stub.py/ZKTransaction.notify_failed_transaction--crossover with--dataset/ETHPy150Open softlayer/softlayer-python/SoftLayer/CLI/firewall/list.py/cli