def parseDate(date):
    """
    Parse the date into year, month, and day
    :param date: Lunar date or Solar date
    :return: year, month, day
    """
    if type(date).__name__ == "LunarDate":
        year = date.lunar_year
        month = date.lunar_month
        day = date.lunar_day
    elif type(date).__name__ == "datetime":
        year = date.year
        month = date.month
        day = date.day
    else:
        raise ValueError("'date' invalid!")
    return year, month, day