python process,queue

 #-*- coding:utf-8 -*-
 from multiprocessing import Process,Queue
 import os,time,random
 def write(q):
     for value in ['A','B','C']:
         print  'Put %s to queue...and Ospid is %s'%(value,os.getpid())
         q.put(value)
         time.sleep(random.random())
 def read(q):
     while True:
         value = q.get(True)
         print 'Get %s from queue.and Ospid is %s'%(value,os.getpid())

 if __name__ == '__main__':
     q=Queue()
     pw = Process(target=write,args=(q,))
     pr = Process(target=read,args=(q,))
     pw.start()
     pr.start()
     pw.join()
     pr.terminate()
     print 'Main processes is 'and os.getpid()

结果：

Put A to queue...and Ospid is 7556
Get A from queue.and Ospid is 7324
Put B to queue...and Ospid is 7556
Get B from queue.and Ospid is 7324
Put C to queue...and Ospid is 7556
Get C from queue.and Ospid is 7324
7380