class radio:
    """ """

    def __init__(self):
        self.parameters = {
            "frequency": "---",
            "mode": "---",
            "alc": "---",
            "strength": "---",
            "bandwidth": "---",
            "rf": "---",
            "ptt": False,  # Initial PTT state is set to False
            "tuner": False,
            "swr": "---",
        }

    def connect(self, **kwargs):
        """

        Args:
          **kwargs:

        Returns:

        """
        return True

    def disconnect(self, **kwargs):
        """

        Args:
          **kwargs:

        Returns:

        """
        return True

    def get_frequency(self):
        """ """
        return self.parameters["frequency"]

    def get_mode(self):
        """ """
        return self.parameters["mode"]

    def get_level(self):
        """ """
        return None

    def get_alc(self):
        """ """
        return None

    def get_meter(self):
        """ """
        return None

    def get_bandwidth(self):
        """ """
        return None

    def get_strength(self):
        """ """
        return None

    def get_tuner(self):
        """ """
        return None

    def get_swr(self):
        """ """
        return None

    def set_bandwidth(self):
        """ """
        return None

    def set_mode(self, mode):
        """

        Args:
          mode:

        Returns:

        """
        self.parameters["mode"] = mode
        return None

    def set_tuner(self, state):
        """

        Args:
          mode:

        Returns:

        """
        return None

    def set_frequency(self, frequency):
        """

        Args:
          mode:

        Returns:

        """
        self.parameters["frequency"] = frequency

        return None

    def get_status(self):
        """

        Args:
          mode:

        Returns:

        """
        return True

    def get_ptt(self):
        """ """
        return None

    def set_ptt(self, state):
        """

        Args:
          state:

        Returns:

        """
        return state

    def close_rig(self):
        """ """
        return

    def get_parameters(self):
        return self.parameters

    def stop_service(self):
        pass