python时间相减实例源码

import datetime

 

_time = time.time

 

_Nowtime = time.strftime('%Y-%m-%d',time.localtime(time.time()))

 

_lasttime = datetime.datetime.now()  - datetime.timedelta(days =1) 

_lasttime = str(_lasttime).split(' ')[0]

print _Nowtime

print _lasttime