test_multiprocessing.py 文件源码

def test_pool_initializer(self):
        self.assertRaises(TypeError, multiprocessing.Pool, initializer=1)
        p = multiprocessing.Pool(1, initializer, (self.ns,))
        p.close()
        p.join()
        self.assertEqual(self.ns.test, 1)

#
# Issue 5155, 5313, 5331: Test process in processes
# Verifies os.close(sys.stdin.fileno) vs. sys.stdin.close() behavior
#