code: def print_total_timer():
      
      if len(_TOTAL_TIMER_DATA) == 0:
          return
      for k, v in six.iteritems(_TOTAL_TIMER_DATA):
          logger.info("Total Time: {} -> {:.2f} sec, {} times, {:.3g} sec/time".format(
              k, v.sum, v.count, v.average))
docs: Print the content of the TotalTimer, if it's not empty. This function will automatically get
      called when program exits.