code: def stop(self) -> None:
          
          end_time = datetime.datetime.now()
          elapsed_time = end_time - self.start_time
          elapsed_seconds = elapsed_time.seconds
          hours, remainder = divmod(int(elapsed_seconds), 3600)
          minutes, seconds = divmod(remainder, 60)
          as_str = "%sh %sm %ss %dms" % (
              hours,
              minutes,
              seconds,
              elapsed_time.microseconds / 1000,
          )
          info("%s took %s" % (self.description, as_str))
docs: Stop the timer and emit a nice log