<img src="/img/tutorial/header-param-models/image01.png">
</div>

## Prohibir Headers Extra { #forbid-extra-headers }

En algunos casos de uso especiales (probablemente no muy comunes), podrías querer **restringir** los headers que deseas recibir.

Puedes usar la configuración del modelo de Pydantic para `prohibir` cualquier campo `extra`:

{* ../../docs_src/header_param_models/tutorial002_an_py310.py hl[10] *}

Zum Beispiel haben wir, das Team hinter FastAPI, <a href="https://fastapicloud.com" class="external-link" target="_blank">**FastAPI Cloud**</a> entwickelt, um das Deployment von FastAPI-Apps in der Cloud so reibungslos wie möglich zu gestalten, mit derselben Developer-Experience wie beim Arbeiten mit FastAPI.

```Python
    uvicorn.run(app, host="0.0.0.0", port=8000)
```

ne sera pas exécutée.

/// info

Pour plus d'informations, consultez <a href="https://docs.python.org/3/library/__main__.html" class="external-link" target="_blank">la documentation officielle de Python</a>.

///

## Exécutez votre code avec votre <abbr title="En anglais: debugger">débogueur</abbr>

많은 초기 설정, 보안, 데이터베이스 및 일부 API 엔드포인트가 이미 준비되어 있으므로, 여러분은 이 템플릿을 (프로젝트를) 시작하는 데 사용할 수 있습니다.

GitHub 저장소: <a href="https://github.com/tiangolo/full-stack-fastapi-template" class="external-link" target="_blank">Full Stack FastAPI 템플릿</a>

## Full Stack FastAPI 템플릿 - 기술 스택과 기능들

- ⚡ [**FastAPI**](https://fastapi.tiangolo.com): Python 백엔드 API.

## 自定义头部

请注意，可以使用'X-'前缀添加自定义专有头部。

                .collect(Collectors.toSet());

        if (!maven2Versions.isEmpty()) {
            pluginValidationManager.reportPluginValidationIssue(
                    PluginValidationManager.IssueLocality.EXTERNAL,
                    session,
                    pluginArtifact,
                    "Plugin is a Maven 2.x plugin, which will be not supported in Maven 4.x");
        }
    }

```json
{
    "detail": [
        {
            "type": "extra_forbidden",
            "loc": ["body", "extra"],
            "msg": "Extra inputs are not permitted",
            "input": "Mr. Poopybutthole"
        }
    ]
}
```

## Підсумок

        SUMMARY, // at end, list of plugin GAVs along with ANY validation issues
        BRIEF, // each "internal" problem one line next to mojo invocation
        // and at end list of plugin GAVs along with "external" issues
        VERBOSE // at end, list of plugin GAVs along with detailed report of ANY validation issues
    }

    private final Logger logger = LoggerFactory.getLogger(getClass());

    @Override

///

/// info | 정보

아래 또한 사용할 수 있습니다:

* `response_model_exclude_defaults=True`
* `response_model_exclude_none=True`

Copy the example in a file `main.py`:

{* ../../docs_src/security/tutorial001_an_py39.py *}

## Run it { #run-it }

/// info

The <a href="https://github.com/Kludex/python-multipart" class="external-link" target="_blank">`python-multipart`</a> package is automatically installed with **FastAPI** when you run the `pip install "fastapi[standard]"` command.