import datetime today = datetime.date.today() print(today) #2019-02-25 #加一天 tomorrow = today + datetime.timedelta(1) print(tomorrow) #2019-02-26 #減一天 yesterday = today + datetime.timedelta(-1) print(yesterday) #2019-02-24 #減3天 date = today + datetime.timedelta(-3) print(date) #2019-02-22