>>>import calendar
>>> sep = calendar.TextCalendar(calendar.SUNDAY)
>>> sep.prmonth(2021,9)
>>>print(calendar.prcal(2021))
>>> for name in calendar.month_name:
print(name)
January
February
March
April
May
June
July
August
September
October
November
December
>>> for name in calendar.day_name:
print(name)
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Sunday