一、datetime
import datetime
print(datetime.datetime.now())
2018-05-20 22:53:00.538407
二、time
import time
time.strftime('%Y-%m-%d %H:%M:%S',time.localtime(time.time()))
'2018-05-20 22:55:44'
一、datetime
import datetime
print(datetime.datetime.now())
2018-05-20 22:53:00.538407
二、time
import time
time.strftime('%Y-%m-%d %H:%M:%S',time.localtime(time.time()))
'2018-05-20 22:55:44'