test_poplib.py 文件源码

def testTimeoutDefault(self):
        self.assertTrue(socket.getdefaulttimeout() is None)
        socket.setdefaulttimeout(30)
        try:
            pop = poplib.POP3(HOST, self.port)
        finally:
            socket.setdefaulttimeout(None)
        self.assertEqual(pop.sock.gettimeout(), 30)
        pop.sock.close()