python实现程序重启和系统重启

def restart_program():
    """Restarts the current program.
    Note: this function does not return. Any cleanup action (like
    saving data) must be done before calling this function."""
    python = sys.executable
    os.execl(python, python, * sys.argv)

机器重启

#!/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~~~!'