importdatetime
print(datetime.date)
print(datetime.time)
print(datetime.datetime.now())#獲取當(dāng)前時(shí)間
print(datetime.datetime.now()+datetime.timedelta(3))#獲取到的三天后的時(shí)間
print(datetime.datetime.now()+datetime.timedelta(-3))#獲取三天前的時(shí)間
print(datetime.datetime.now()+datetime.timedelta(hours=3))#獲取三小時(shí)以后的時(shí)間
print(datetime.datetime.now()+datetime.timedelta(hours=-3))#獲取三小時(shí)錢的時(shí)間
print(datetime.datetime.now()+datetime.timedelta(minutes=3))#獲取三分鐘以后的時(shí)間
print(datetime.datetime.now()+datetime.timedelta(minutes=-3))#獲取三分鐘之前的時(shí)間
#時(shí)間替換
c_time=datetime.datetime.now()#獲取當(dāng)前時(shí)間
print(c_time.replace(minute=4,hour=2))#replace當(dāng)前時(shí)間