[python/메모] 파이썬 날자모듈 datetime 예제들

자꾸 잊어버려서 메모..

 

#KST 선언
KST = datetime.timezone(datetime.timedelta(hours=9))
print(type(KST))
<class 'datetime.timezone'>


print("오늘날짜(서버): ", datetime.datetime.today())
print(type(datetime.datetime.today()))
오늘날짜(서버):  2021-06-20 21:36:21.921821
<class 'datetime.datetime'>


print("현재시각(서버): ",datetime.datetime.now())
print("현재시각(KST): ",datetime.datetime.now(tz=KST))
print(type(datetime.datetime.now(KST)))
현재시각(서버):  2021-06-20 21:36:21.921821
현재시각(KST):  2021-06-20 21:36:21.921821+09:00
<class 'datetime.datetime'>


print("포맷변경")
print("현재시각(서버): ",datetime.datetime.now().strftime("%Y-%m-%d"))
print(type(datetime.datetime.now().strftime("%Y-%m-%d")))
포맷변경
현재시각(서버):  2021-06-20
<class 'str'>