def is_agent_running(self, fail_if_running=False, fail_if_not_running=False):
Sets the ZooKeeper node at path to value, creating the node if it
dataset/ETHPy150Open scalyr/scalyr-agent-2/scalyr_agent/platform_controller.py/PlatformController.is_agent_running--crossover with--dataset/ETHPy150Open AppScale/appscale/AppDB/zkappscale/zktransaction.py/ZKTransaction.update_node