Print the content of the TotalTimer, if it's not empty. This function will automatically get
    called when program exits.

def print_total_timer():
    """
    Print the content of the TotalTimer, if it's not empty. This function will automatically get
    called when program exits.
    """
    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))