name: str
    value: int
    dep: int


class LargeIn(BaseModel):
    items: list[dict[str, Any]]
    metadata: dict[str, Any]


class LargeOut(BaseModel):
    items: list[dict[str, Any]]
    metadata: dict[str, Any]


app = FastAPI()


@app.post("/sync/validated", response_model=ItemOut)
def sync_validated(item: ItemIn, dep: Annotated[int, Depends(dep_b)]):

        value = getattr(field_info, attr, Undefined)
        if value is not Undefined:
            attributes[attr] = value
    return {
        "annotation": field_info.annotation,
        "metadata": field_info.metadata,
        "attributes": attributes,
    }


class BaseConfig:
    pass


class ErrorWrapper(Exception):
    pass


@dataclass
class ModelField:
    field_info: FieldInfo

from sqlmodel import SQLModel, create_engine
from sqlmodel.main import default_registry

from tests.utils import needs_py310


def clear_sqlmodel():
    # Clear the tables in the metadata for the default base model
    SQLModel.metadata.clear()
    # Clear the Models associated with the registry, to avoid warnings
    default_registry.dispose()


@pytest.fixture(
    name="client",
    params=[

from sqlmodel import SQLModel, create_engine
from sqlmodel.main import default_registry

from tests.utils import needs_py310


def clear_sqlmodel():
    # Clear the tables in the metadata for the default base model
    SQLModel.metadata.clear()
    # Clear the Models associated with the registry, to avoid warnings
    default_registry.dispose()


@pytest.fixture(
    name="client",
    params=[

        api("org.codenarc:CodeNarc:$codenarcVersion")
        api("org.eclipse.jgit:org.eclipse.jgit:7.2.1.202505142326-r")
        api("org.javassist:javassist:3.30.2-GA")
        api("org.jetbrains.kotlin:kotlin-metadata-jvm:$kotlinVersion")
        api("org.jsoup:jsoup:1.15.3")
        api("org.junit.jupiter:junit-jupiter:5.8.2")
        api("org.junit.vintage:junit-vintage-engine:5.8.2")
        api("org.ow2.asm:asm:$asmVersion")

from fastapi.testclient import TestClient

from docs_src.metadata.tutorial002_py39 import app

client = TestClient(app)


def test_items():
    response = client.get("/items/")
    assert response.status_code == 200, response.text
    assert response.json() == [{"name": "Foo"}]


def test_get_openapi_json_default_url():
    response = client.get("/openapi.json")
    assert response.status_code == 404, response.text

from fastapi.testclient import TestClient

from docs_src.metadata.tutorial003_py39 import app

client = TestClient(app)


def test_items():
    response = client.get("/items/")
    assert response.status_code == 200, response.text
    assert response.json() == [{"name": "Foo"}]


def test_openapi_schema():
    response = client.get("/openapi.json")
    assert response.status_code == 200, response.text
    assert response.json() == {

                """
            ),
        ] = None,
        openapi_extra: Annotated[
            Optional[dict[str, Any]],
            Doc(
                """
                Extra metadata to be included in the OpenAPI schema for this *path
                operation*.

                Read more about it in the

* Add support for declaring metadata for tags in OpenAPI. New docs at [Tutorial - Metadata and Docs URLs - Metadata for tags](https://fastapi.tiangolo.com/tutorial/metadata/#metadata-for-tags). PR [#1348](https://github.com/tiangolo/fastapi/pull/1348) by [@thomas-maschler](https://github.com/thomas-maschler).

## 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.

Deklarieren Sie den Body mit Standard-Python-Typen, dank Pydantic.

```Python hl_lines="4  9-12  25-27"
from typing import Union

from fastapi import FastAPI