code: def _results(self, scheduler_instance_id):
          
          with self.app.lock:
              res = self.app.get_results_from_passive(scheduler_instance_id)
          return serialize(res, True)
docs: Get the results of the executed actions for the scheduler which instance id is provided
  
          Calling this method for daemons that are not configured as passive do not make sense.
          Indeed, this service should only be exposed on poller and reactionner daemons.
  
          :param scheduler_instance_id: instance id of the scheduler
          :type scheduler_instance_id: string
          :return: serialized list
          :rtype: str