sample_file = static_dir / "sample.txt"
    sample_file.write_text("This is a sample static file.")
    from docs_src.static_files.tutorial001_py39 import app

    with TestClient(app) as client:
        yield client
    sample_file.unlink()
    static_dir.rmdir()


def test_static_files(client: TestClient):
    response = client.get("/static/sample.txt")
    assert response.status_code == 200, response.text

* Add docs for [Schema Extra - Example](https://fastapi.tiangolo.com/tutorial/schema-extra-example/). PR [#1185](https://github.com/tiangolo/fastapi/pull/1185).

## 0.53.1

* Fix included example after translations refactor. PR [#1182](https://github.com/tiangolo/fastapi/pull/1182).

    example: Optional[Any] = None
    examples: Optional[dict[str, Union[Example, Reference]]] = None
    encoding: Optional[dict[str, Encoding]] = None


class ParameterBase(BaseModelWithConfig):
    description: Optional[str] = None
    required: Optional[bool] = None
    deprecated: Optional[bool] = None
    # Serialization rules for simple scenarios
    style: Optional[str] = None

![ReDoc](https://fastapi.tiangolo.com/img/index/index-02-redoc-simple.png)

## Beispielaktualisierung { #example-upgrade }

Ändern Sie jetzt die Datei `main.py`, um den <abbr title="Body – Körper, Inhalt: Der eigentliche Inhalt einer Nachricht, nicht die Metadaten">Body</abbr> eines `PUT`-Requests zu empfangen.

        model_config = ConfigDict(
            json_schema_extra={"example": {"data": "Data in schema_extra"}}
        )

    @app.post("/schema_extra/")
    def schema_extra(item: Item):
        return item

    with pytest.warns(FastAPIDeprecationWarning):

        @app.post("/example/")
        def example(item: Item = Body(example={"data": "Data in Body example"})):
            return item

    @app.post("/examples/")

        **extra: Any,
    ):
        if example is not _Unset:
            warnings.warn(
                "`example` has been deprecated, please use `examples` instead",
                category=FastAPIDeprecationWarning,
                stacklevel=4,
            )
        self.example = example
        self.include_in_schema = include_in_schema
        self.openapi_examples = openapi_examples

    monkeypatch.setenv("ADMIN_EMAIL", "admin@example.com")
    settings = main_mod.get_settings()
    assert settings.app_name == "Awesome API"
    assert settings.admin_email == "admin@example.com"
    assert settings.items_per_user == 50


def test_endpoint(main_mod: ModuleType, monkeypatch: MonkeyPatch):
    monkeypatch.setenv("ADMIN_EMAIL", "admin@example.com")
    client = TestClient(main_mod.app)

            {"data": "Data in Body examples, example1"},
        ],
        openapi_examples={
            "Example One": {
                "summary": "Example One Summary",
                "description": "Example One Description",
                "value": {"data": "Data in Body examples, example1"},
            },
            "Example Two": {
                "value": {"data": "Data in Body examples, example2"},
            },
        },

            """
        ),
    ] = _Unset,
    examples: Annotated[
        Optional[list[Any]],
        Doc(
            """
            Example values for this field.
            """
        ),
    ] = None,
    example: Annotated[
        Optional[Any],
        deprecated(
            "Deprecated in OpenAPI 3.1.0 that now uses JSON Schema 2020-12, "

            "price": 35.4,
            "images": {"url": "http://example.com/image.png", "name": "example image"},
        },
    )
    assert response.status_code == 422, response.text
    assert response.json() == {
        "detail": [
            {
                "loc": ["body", "images"],
                "input": {
                    "url": "http://example.com/image.png",
                    "name": "example image",