```Python hl_lines="8-11"
    {!> ../../../docs_src/dependencies/tutorial001.py!}
    ```

That's it.

**2 lines**.

And it has the same shape and structure that all your *path operation functions* have.

You can think of it as a *path operation function* without the "decorator" (without the `@app.get("/some-path")`).

And it can return anything you want.

In this case, this dependency expects:

* A documentação interativa da API será automaticamente atualizada, incluindo o novo corpo:

![Swagger UI](https://fastapi.tiangolo.com/img/index/index-03-swagger-02.png)

* Clique no botão "Try it out", ele permitirá que você preencha os parâmetros e interaja diretamente com a API:

![Swagger UI interaction](https://fastapi.tiangolo.com/img/index/index-04-swagger-03.png)

* İnteraktiv API sənədləri yeni gövdə də daxil olmaq ilə avtomatik olaraq yenilənəcək:

![Swagger UI](https://fastapi.tiangolo.com/img/index/index-03-swagger-02.png)

* "Try it out" düyməsini klikləyin, bu, parametrləri doldurmağa və API ilə birbaşa əlaqə saxlamağa imkan verir:

![Swagger UI interaction](https://fastapi.tiangolo.com/img/index/index-04-swagger-03.png)

* Tài liệu API sẽ được tự động cập nhật, bao gồm body mới:

![Swagger UI](https://fastapi.tiangolo.com/img/index/index-03-swagger-02.png)

* Click vào nút "Try it out", nó cho phép bạn điền những tham số và tương tác trực tiếp với API:

![Swagger UI interaction](https://fastapi.tiangolo.com/img/index/index-04-swagger-03.png)

* Ìbáṣepọ̀ àkọsílẹ̀ API yóò ṣe imudojuiwọn àkọsílẹ̀ API laifọwọyi, pẹ̀lú kókó èsì ìdáhùn API tuntun:

![Swagger UI](https://fastapi.tiangolo.com/img/index/index-03-swagger-02.png)

* Tẹ bọtini "Gbiyanju rẹ" i.e. "Try it out", yóò gbà ọ́ láàyè láti jẹ́ kí ó tẹ́ àlàyé tí ó nílò kí ó le sọ̀rọ̀ tààrà pẹ̀lú API:

![Swagger UI interaction](https://fastapi.tiangolo.com/img/index/index-04-swagger-03.png)

- 自動対話型の API ドキュメントが新しいボディも含めて自動でアップデートされます:

![Swagger UI](https://fastapi.tiangolo.com/img/index/index-03-swagger-02.png)

- "Try it out"ボタンをクリックしてください。パラメータを入力して API と直接やりとりすることができます:

![Swagger UI interaction](https://fastapi.tiangolo.com/img/index/index-04-swagger-03.png)

- それから、"Execute" ボタンをクリックしてください。 ユーザーインターフェースは API と通信し、パラメータを送信し、結果を取得して画面に表示します: