队列

from multiprocessing import Queue,Process

def producer(q):
    q.put('hello')

def consumer(q):
    print(q.get())

if __name__ == '__main__':
    q = Queue()
    p = Process(target=producer,args=(q,))
    p2 = Process(target=consumer,args=(q,))
    p.start()
    p2.start()