#!/usr/bin/env python # encoding: utf-8 # # Copyright (c) 2009 Doug Hellmann All rights reserved. # """ """ #end_pymotw_header import multiprocessing def producer(ns, event): ns.value = 'This is the value' event.set() def consumer(ns, event): try: value = ns.value except Exception, err: print 'Before event, consumer got:', str(err) event.wait() print 'After event, consumer got:', ns.value if __name__ == '__main__': mgr = multiprocessing.Manager() namespace = mgr.Namespace() event = multiprocessing.Event() p = multiprocessing.Process(target=producer, args=(namespace, event)) c = multiprocessing.Process(target=consumer, args=(namespace, event)) c.start() p.start() c.join() p.join()