fiscalyear.py 文件源码

def _check_year(year):
    """Check if year is a valid year.

    :param year: The year to test
    :return: The year
    :rtype: int
    :raises TypeError: If year is not an int or int-like string
    :raises ValueError: If year is out of range
    """
    year = _check_int(year)

    if datetime.MINYEAR <= year <= datetime.MAXYEAR:
        return year
    else:
        raise ValueError('year must be in %d..%d' % (
            datetime.MINYEAR, datetime.MAXYEAR), year)