Accessor for (stringified) path to current tails file.

        :return: (stringified) path to current tails file.

def path(self) -> str:
        """
        Accessor for (stringified) path to current tails file.

        :return: (stringified) path to current tails file.
        """

        cfg = json.loads(self._tails_cfg_json)
        return join(cfg['base_dir'], cfg['file'])