res,
            by_alias=True,
            exclude_unset=exclude_unset,
            exclude_defaults=exclude_defaults,
            exclude_none=exclude_none,
        )
    elif isinstance(res, list):
        return [
            _prepare_response_content(
                item,
                exclude_unset=exclude_unset,
                exclude_defaults=exclude_defaults,

                """
            ),
        ] = "3.1.0"
        self.openapi_schema: Optional[Dict[str, Any]] = None
        if self.openapi_url:
            assert self.title, "A title must be provided for OpenAPI, e.g.: 'My API'"
            assert self.version, "A version must be provided for OpenAPI, e.g.: '2.1.0'"
        # TODO: remove when discarding the openapi_prefix parameter
        if openapi_prefix: