python如何获取当前时间

用time模块获取时间

import time
print(time.time())
1586813438.419919
print(time.ctime())
Mon Apr 13 23:30:38 2020

用datetime模块获取时间

import datetime
print(datetime.datetime.now())
2021-11-13 23:30:38.419951
print(datetime.date.today())
2021-11-13

用os模块获取时间

import os
os.system('date')
Sun Feb 20 10:12:36 UTC 2022
os.system('date +"%Y-%m-%d %H:%M:%S"')
2022-02-20 10:30:09

3 ways to get the current time in python
10 tips to use Python OS module