Method _walk_mro

traitlets/config/configurable.py:528–540

Walk the cls.mro() for parent classes that are also singletons For use in instance()

(cls)

    @classmethod
    def _walk_mro(cls) -> t.Generator[type[SingletonConfigurable], None, None]:
        """Walk the cls.mro() for parent classes that are also singletons

        For use in instance()
        """

        for subclass in cls.mro():
            if (
                issubclass(cls, subclass)
                and issubclass(subclass, SingletonConfigurable)
                and subclass != SingletonConfigurable
            ):
                yield subclass

    @classmethod
    def clear_instance(cls) -> None: