def full_name(self) -> str:
            return f"{self.name} {self.lastname}"

        model_config = ConfigDict(from_attributes=True)

    class PersonCreate(PersonBase):
        pass

    class PersonRead(PersonBase):
        full_name: str

        model_config = {"from_attributes": True}

    app = FastAPI()

    @app.post("/people/", response_model=PersonRead)

        *,
        loc: tuple[Union[int, str], ...] = (),
    ) -> tuple[Any, Union[list[dict[str, Any]], None]]:
        try:
            return (
                self._type_adapter.validate_python(value, from_attributes=True),
                None,
            )
        except ValidationError as exc:
            return None, _regenerate_error_with_loc(
                errors=exc.errors(include_url=False), loc_prefix=loc