python 多进程multiprocessing

#!/usr/bin/env python

#-*- coding:utf-8 -*-

from multiprocessing import Process

import os

def worker(id):

    print 'id=',id

    print os.getpid(),os.getppid()  #父id 一直，子id不一致

for i in range(5):

    p = Process(target=worker,args=(i,))

    p.start()