socket.py 文件源码

def accept(self):
        sock = self._sock
        while True:
            try:
                client_socket, address = sock.accept()
                break
            except error:
                ex = sys.exc_info()[1]
                if ex[0] != EWOULDBLOCK or self.timeout == 0.0:
                    raise
                sys.exc_clear()
            self._wait(self._read_event)
        return socket(_sock=client_socket), address