def METHOD_NAME(self) -> dict[str, Any]:
    def _to_str(func):
        if not func:
            return None
        try:
            return f"<{func.__module__}.{func.__name__}>"
        except AttributeError:  # pragma: no cover
            return str(func)
    descr = {
        "load": _to_str(self.__load),
        "save": _to_str(self.__save),
        "exists": _to_str(self.__exists),
        "release": _to_str(self.__release),
    }
    return descr