docs: def now(years=0, days=0, hours=0, minutes=0, seconds=0):
      """
      :param years:   int delta of years from now
      :param days:    int delta of days from now
      :param hours:   int delta of hours from now
      :param minutes: int delta of minutes from now
      :param seconds: float delta of seconds from now
      :return:        str of the now timestamp
      """
      date_time = datetime.utcnow()
      date_time += timedelta(days=days + years * 365, hours=hours,
                             minutes=minutes, seconds=seconds)
      return datetime_to_str(date_time)