docs: def future_datetime(self, end_date='+30d', tzinfo=None):
          """
          Get a DateTime object based on a random date between 1 second form now
          and a given date.
          Accepts date strings that can be recognized by strtotime().
  
          :param end_date Defaults to "+30d"
          :param tzinfo: timezone, instance of datetime.tzinfo subclass
          :example DateTime('1999-02-02 11:42:52')
          :return DateTime
          """
          return self.date_time_between(
              start_date='+1s', end_date=end_date, tzinfo=tzinfo,
          )