查询所有过去和将来的轮次生日

import datetime

def calculate_round_birthdays(start_date, end_date):
    birthdays = []

    current_date = start_date
    while current_date <= end_date:
        year = current_date.year
        month = current_date.month
        day = current_date.day

        # 判断是否是轮次生日的条件
        if year % 10 == month * day % 10:
            birthdays.append(current_date)

        current_date += datetime.timedelta(days=1)

    return birthdays

# 设置起始日期和结束日期
start_date = datetime.date(2000, 1, 1)
end_date = datetime.date(2050, 12, 31)

# 查询过去和将来的轮次生日
past_and_future_birthdays = calculate_round_birthdays(start_date, end_date)

# 打印结果
for birthday in past_and_future_birthdays:
    print(birthday)