kif_lib.KIF_Object.check_optional

classmethod KIF_Object.check_optional(obj: Object | None, default: Object | None = None, function: Callable[[...], Any] | str | None = None, name: str | None = None, position: int | None = None) → Object | None | NoReturn

Checks optional obj class.

If obj is None, returns default.

Parameters:

• obj – Value.

• default – Default value.

• function – Function or function name.

• name – Argument name.

• position – Argument position.

Returns:

obj.

Raises:

TypeError – obj is not an instance of this class.