def hms_string(sec_elapsed):
    """
    Format seconds in H/M/S
    :param sec_elapsed:
    :return: Formatted seconds
    """
    h = int(sec_elapsed / (60 * 60))
    m = int(sec_elapsed % (60 * 60) / 60)
    s = sec_elapsed % 60.0
    return '{}:{:>02}:{:>05.2f}'.format(h, m, s)
