from multiprocessing import Process, Queue
import os, time, random
 
 
def write(q):
    print('process to write: %s' % os.getpid())
    for value in ['A', 'B', 'C']:
        print('put %s to queue..' % value)
        q.put(value)
        time.sleep(random.random())
 
def read(q):
    print('process to read: %s' % os.getpid())
    while True:
        value=q.get(True)
        print('get %s from queue' % value)
 
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()# your code goes here

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