#-*- coding:utf8 -*-from multiprocessing import Process,sharedctypesfrom time import sleepclass Work:    def __init__(self):        self.Process = Process        self.num = sharedctypes.Value("i",1)    def producter(self):        self.add()    def consumer(self):        self.add()    def add(self):        self.num.value += 1    def start(self):        self.Process(target=self.producter).start()        self.Process(target=self.consumer).start()        sleep(1)        print self.num.valueif __name__ == '__main__':    W = Work()    W.start()