Manager 进程间数据共享

#_author:来童星
#date:2019/12/11
#Managers
from multiprocessing import Process, Manager
def f(d, l,n):
    d[n] = '1'
    d['2'] = 2
    d[0.25] = None
    l.append(n)
    print(l)
if __name__ == '__main__':
    with Manager() as manager:
        d = manager.dict()
        l = manager.list(range(5))
        p_list = []
        for i in range(10):
            p = Process(target=f, args=(d, l,i))
            p.start()
            p_list.append(p)
        for res in p_list:
            res.join()
        print(d)#  {0: '1', 0.25: None, 2: '1', 3: '1', 4: '1', 5: '1', '2': 2, 1: '1', 8: '1', 9: '1', 7: '1', 6: '1'}
        print(l)# [0, 1, 2, 3, 4, 0, 1, 2, 4, 5, 3, 7, 8, 6, 9]