test_poplib.py 文件源码

def testTimeoutNone(self):
        self.assertIsNone(socket.getdefaulttimeout())
        socket.setdefaulttimeout(30)
        try:
            pop = poplib.POP3(HOST, self.port, timeout=None)
        finally:
            socket.setdefaulttimeout(None)
        self.assertIsNone(pop.sock.gettimeout())
        pop.sock.close()