Pytest failure: ValidationError

[peterschutt]

________________________________________________________ test_conversion_from_model_instance[VanillaDataClassPerson-exclude1-field_mapping1-plugins1] ________________________________________________________

model = <class 'tests.VanillaDataClassPerson'>, exclude = ['id'], field_mapping = {'complex': 'ultra'}, plugins = []

    @pytest.mark.parametrize(  # type: ignore[misc]
        "model, exclude, field_mapping, plugins",
        [
            [Person, ["id"], {"complex": "ultra"}, []],
            [VanillaDataClassPerson, ["id"], {"complex": "ultra"}, []],
            [Pet, ["age"], {"species": "kind"}, [SQLAlchemyPlugin()]],
        ],
    )
    def test_conversion_from_model_instance(model: Any, exclude: list, field_mapping: dict, plugins: list) -> None:
        DTO = DTOFactory(plugins=plugins)("MyDTO", model, exclude=exclude, field_mapping=field_mapping)
    
        if issubclass(model, (Person, VanillaDataClassPerson)):
            model_instance = model(
                first_name="moishe",
                last_name="zuchmir",
                id=1,
                optional="some-value",
                complex={"key": [{"key": "value"}]},
                pets=None,
            )
        else:
            model_instance = cast(Type[Pet], model)(  # type: ignore
                id=1,
                species=Species.MONKEY,
                name="Mike",
                age=3,
                owner_id=1,
            )
>       dto_instance = DTO.from_model_instance(model_instance=model_instance)

tests/test_dto_factory.py:180: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
starlite/dto.py:51: in from_model_instance
    return cls(**values)
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

>   ???
E   pydantic.error_wrappers.ValidationError: 1 validation error for MyDTO
E   pets
E     none is not an allowed value (type=type_error.none.not_allowed)

pydantic/main.py:331: ValidationError

Occurs after #116.

[peterschutt]

Nvm, solved it in #115