docs: def _ensure_someone_took_responsability(self, state, _responses):
          '''
          Called as a callback for sending *died* notifications to all the
          partners.
          Check if someone has offered to restart the agent.
          If yes, setup expiration call and wait for report.
          If no, initiate doing it on our own.
          '''
          if not state.so_took_responsability:
              self.debug('Noone took responsability, I will try to restart '
                         '%r agent myself', state.factory.descriptor_type)
              return self._restart_yourself()