# -*- coding: utf-8 -*-
from bson.objectid import ObjectId
from pytz import timezone, utc

# utc 값 반환
_insert_datetime = ObjectId("617f910d329d5f3a2aa22857").generation_time
print(_insert_datetime)

# 로컬 시간대로 변경
_insert_datetime_localtime = _insert_datetime.astimezone(timezone("Asia/Seoul"))
print(_insert_datetime_localtime)

# 포멧팅
print(_insert_datetime_localtime.strftime("%Y-%m-%d %H:%M:%S"))