btcomm.py 文件源码

def connect(self):
        """
        Connect to a Bluetooth server.
        """
        if not self._connected:

            if self._power_up_device:
                self.adapter.powered = True

            if not self.adapter.powered:
                raise Exception("Bluetooth device {} is turned off".format(self.adapter.device))

            #try and find the server name or MAC address in the paired devices list
            server_mac = None
            for device in self.adapter.paired_devices:
                if self._server == device[0] or self._server == device[1]:
                    server_mac = device[0]
                    break
            if server_mac == None:
                raise Exception("Server {} not found in paired devices".format(self._server))

            #create a socket
            self._client_sock = socket.socket(socket.AF_BLUETOOTH, socket.SOCK_STREAM, socket.BTPROTO_RFCOMM)
            self._client_sock.bind((self.adapter.address, self._port))
            self._client_sock.connect((server_mac, self._port))

            self._connected = True

            self._conn_thread = WrapThread(target=self._read)
            self._conn_thread.start()