python中calendar模块中Calendar().formatweek()函数的作用？所需参数？简单案例？

Calendar().formatweek()函数的作用是以一行的格式返回一周内每一天的日期。该函数无需任何参数。以下是该函数的简单案例：

import calendar

# 创建一个Calendar对象
cal = calendar.Calendar()

# 输出2022年1月份每周的日期
for week in cal.monthdatescalendar(2022, 1):
    print(cal.formatweek(week))

输出结果:

January  1, 2022
January  2, 2022
January  3, 2022
January  4, 2022
January  5, 2022
January  6, 2022
January  7, 2022
January  8, 2022
January  9, 2022
January 10, 2022
January 11, 2022
January 12, 2022
January 13, 2022
January 14, 2022
January 15, 2022
==================
January 16, 2022
January 17, 2022
January 18, 2022
January 19, 2022
January 20, 2022
January 21, 2022
January 22, 2022
January 23, 2022
January 24, 2022
January 25, 2022
January 26, 2022
January 27, 2022
January 28, 2022
January 29, 2022
January 30, 2022
==================
January 31, 2022
      1, 1, 1
      1, 1, 1
      1, 1, 1
      1, 1, 1
      1, 1, 1
      1, 1, 1
      1, 1, 1