return id(self)

    def get_annotation_from_field_info(
        annotation: Any, field_info: FieldInfo, field_name: str
    ) -> Any:
        return annotation

    def _normalize_errors(errors: Sequence[Any]) -> List[Dict[str, Any]]:
        return errors  # type: ignore[return-value]

    def _model_rebuild(model: Type[BaseModel]) -> None:
        model.model_rebuild()