Class Bunch

traitlets/utils/bunch.py:13–29

A dict with attribute-access

class Bunch(dict):  # type:ignore[type-arg]
    """A dict with attribute-access"""

    def __getattr__(self, key: str) -> Any:
        try:
            return self.__getitem__(key)
        except KeyError as e:
            raise AttributeError(key) from e

    def __setattr__(self, key: str, value: Any) -> None:
        self.__setitem__(key, value)

    def __dir__(self) -> list[str]:
        names: list[str] = []
        names.extend(super().__dir__())
        names.extend(self.keys())
        return names