def start(self):
        self.execution_thread.start()
        return self
We can safely call L{_QueryFactory.clientConnectionLost} as an errback
dataset/ETHPy150Open openstack/ironic-python-agent/ironic_python_agent/extensions/base.py/AsyncCommandResult.start--crossover with--dataset/ETHPy150Open kuri65536/python-for-android/python-modules/twisted/twisted/web/test/test_xmlrpc.py/TestQueryFactoryParseResponse.test_parseResponseErrbackSafety