def deployment_id_exists(self):
    return self.call(self.MAX_RETRIES, self.server.deployment_id_exists,
      self.secret)
Asks the AppController if the deployment ID is stored in ZooKeeper.
dataset/ETHPy150Open AppScale/appscale/AppServer/google/appengine/api/appcontroller_client.py/AppControllerClient.deployment_id_exists