code: def _handle(self, req, client_address):
      if isinstance(req, TaskToTaskAddressCheckFinishedSignal):
          self._wait_cond.acquire()
          try:
              self._task_to_task_address_check_completed = True
          finally:
              self._wait_cond.notify_all()
              self._wait_cond.release()
  
          return TaskToTaskAddressCheckFinishedSignalResponse(
              self.index
          )
  
      return super(HorovodRunTaskService, self)._handle(
          req, client_address
      )
  
file_path: bluefog/bluefog/run/horovodrun/task/task_service.py
imports: from bluefog.run.horovodrun.common.service import task_service
label_desc: Use image node_id 2 for calling the HorovodRunTaskService obj's underlying member method code with example usage: obj._handle(req, client_address) and returns: super, TaskToTaskAddressCheckFinishedSignalResponse