code: def close(self):
          '''Stop running timers.'''
          if self._call_later_handle:
              self._call_later_handle.cancel()
  
          self._running = Falsf close(self):
          '''Stop running timers.'''
          if self._call_later_handle:
              self._call_later_handle.cancel()
  
          self._running = False
docs: Stop running timers.