@classmethod
def _crerate_pass_date(cls, *, year: int, day: int, month: int) ->str:
    """Create date for passport name."""
    if month // 10 == 0:
        month = '0' + str(month)
    if day // 10 == 0:
        day = '0' + str(day)
    pass_date = '{}-{}-{}'.format(year, month, day)
    return pass_date
