def is_master_up(self):
        return self.is_up(self._master_url)
WITH additional attributes.
dataset/ETHPy150Open box/ClusterRunner/app/client/service_runner.py/ServiceRunner.is_master_up--crossover with--dataset/ETHPy150Open Twangist/log_calls/log_calls/tests/test_deco_settings.py/TestDecoSetting.test___init__4