python实现的重启关机程序实例

#!/usr/bin/python
#coding=utf-8
import time
from os import system
runing = True
while runing:
 input = raw_input('关机(s)OR重启(r)?(q退出)')
 input = input.lower()
 if input == 'q' or input =='quit':
 runing = False
 print '程序退出'
 break
 seconds = int(raw_input('请输入暂停时间(单位:秒):'))
 time.sleep(seconds)
 print '暂停时间:', seconds
 runing = False
 
 if input == 's':
 print '关机ing'
 system('halt')
 elif input == 'r':
 print '重启ing'
 system('reboot')
 else:
 print '程序错误重新输入'
 runing = True
print '程序结束~~~!'