from typing import Any, TypeVar _S = TypeVar("_S") class Settings(dict[str, Any]): app_id: str settings_directory: str settings_file: str def __init__(self, app_id: str) -> None: ... def add_setting(self, setting_name: str, setting_type: type[_S] = ..., default: _S | None = None) -> None: ... def load_settings(self) -> None: ... def save_settings(self) -> None: ... def __getattr__(self, setting_name: str) -> Any: ... def __setattr__(self, setting_name: str, setting_value: Any) -> None: ...