Method __init__

traitlets/traitlets.py:3280–3286

(
        self: CaselessStrEnum[t.Any],
        values: t.Any,
        default_value: t.Any = Undefined,
        **kwargs: t.Any,
    )

    """An enum of strings where the case should be ignored."""

    def __init__(
        self: CaselessStrEnum[t.Any],
        values: t.Any,
        default_value: t.Any = Undefined,
        **kwargs: t.Any,
    ) -> None:
        super().__init__(values, default_value=default_value, **kwargs)

    def validate(self, obj: t.Any, value: t.Any) -> G:
        if not isinstance(value, str):