消費者模型代碼

標籤：訊號   join()   大小   print   ESS   生產   緩衝   target   __name__   

#生產者消費者模型import timefrom multiprocessing import Process,Queue,JoinableQueuedef producer(q):    for i in range(1,11):        time.sleep(0.5)        print(‘生產了包子%s號‘ % i)        q.put(i)    q.join()    print(‘在這裡等你‘)def consumer(q):    while 1:        time.sleep(1)        s = q.get()        print(‘消費者吃了%s包子‘ % s)        q.task_done()  #給q對象發送一個任務結束的訊號if __name__ == ‘__main__‘:    #通過隊列來類比緩衝區,大小設定為20    q = JoinableQueue(20)    #生產者進程    pro_p = Process(target=producer,args=(q,))    pro_p.start()    #消費者進程    con_p = Process(target=consumer,args=(q,))    con_p.daemon = True #    con_p.start()    pro_p.join()    print(‘主進程結束‘)

　　

消費者模型代碼