//// tab | Python 3.10+

```Python hl_lines="9-13  17"
{!> ../../docs_src/query_param_models/tutorial001_an_py310.py!}
```

////

//// tab | Python 3.9+

```Python hl_lines="8-12  16"
{!> ../../docs_src/query_param_models/tutorial001_an_py39.py!}
```

////

//// tab | Python 3.8+

```Python hl_lines="10-14  18"
{!> ../../docs_src/query_param_models/tutorial001_an.py!}
```

////

```Python hl_lines="13-24"
{!> ../../docs_src/schema_extra_example/tutorial001_py310.py!}
```

////

//// tab | Python 3.10+ Pydantic v1

```Python hl_lines="13-23"
{!> ../../docs_src/schema_extra_example/tutorial001_py310_pv1.py!}
```

////

//// tab | Python 3.8+ Pydantic v2

```Python hl_lines="15-26"
{!> ../../docs_src/schema_extra_example/tutorial001.py!}
```

////

Zuerst müssen Sie `BaseModel` von `pydantic` importieren:

//// tab | Python 3.10+

```Python hl_lines="2"
{!> ../../docs_src/body/tutorial001_py310.py!}
```

////

//// tab | Python 3.8+

```Python hl_lines="4"
{!> ../../docs_src/body/tutorial001.py!}
```

////

## Erstellen Sie Ihr Datenmodell

Dann deklarieren Sie Ihr Datenmodell als eine Klasse, die von `BaseModel` erbt.

//// tab | Python 3.10+

```Python hl_lines="2"
{!> ../../docs_src/body/tutorial001_py310.py!}
```

////

//// tab | Python 3.8+

```Python hl_lines="4"
{!> ../../docs_src/body/tutorial001.py!}
```

////

## 创建数据模型

把数据模型声明为继承 `BaseModel` 的类。

使用 Python 标准类型声明所有属性：

//// tab | Python 3.10+

```Python hl_lines="5-9"
{!> ../../docs_src/body/tutorial001_py310.py!}
```

////

//// tab | Python 3.8 и выше

```Python hl_lines="1  3  12-16"
{!> ../../docs_src/extra_data_types/tutorial001.py!}
```

////

//// tab | Python 3.10 и выше

```Python hl_lines="1  2  11-15"
{!> ../../docs_src/extra_data_types/tutorial001_py310.py!}
```

////

🏭 👆 🔜 ✔️ 1️⃣ 🎛 🔛.

✋️ ⚫️ 🙅 🌌 🎯 🔛 💽-🚄 *️⃣ & ✔️ 👷 🖼:

```Python hl_lines="2  6-38  41-43"
{!../../docs_src/websockets/tutorial001.py!}
```

## ✍ `websocket`

👆 **FastAPI** 🈸, ✍ `websocket`:

```Python hl_lines="1  46-47"
{!../../docs_src/websockets/tutorial001.py!}
```

/// note | "📡 ℹ"

👆 💪 ⚙️ `from starlette.websockets import WebSocket`.

В этом случае они будут применяться ко всем *операциям пути* в приложении:

//// tab | Python 3.9+

```Python hl_lines="16"
{!> ../../docs_src/dependencies/tutorial012_an_py39.py!}
```

////

//// tab | Python 3.8+

```Python hl_lines="16"
{!> ../../docs_src/dependencies/tutorial012_an.py!}
```

////

//// tab | Python 3.8 non-Annotated

/// tip | "Подсказка"

```Python hl_lines="1  18"
{!../../docs_src/response_directly/tutorial002.py!}
```

### `HTMLResponse`

Nimmt Text oder Bytes entgegen und gibt eine HTML-Response zurück, wie Sie oben gelesen haben.

### `PlainTextResponse`

Nimmt Text oder Bytes entgegen und gibt eine Plain-Text-Response zurück.

```Python hl_lines="2  7  9"
{!../../docs_src/custom_response/tutorial005.py!}
```

🕴 📟 ⏭ & 🔌 `yield` 📄 🛠️ ⏭ 📨 📨:

```Python hl_lines="2-4"
{!../../docs_src/dependencies/tutorial007.py!}
```

🌾 💲 ⚫️❔ 💉 🔘 *➡ 🛠️* & 🎏 🔗:

```Python hl_lines="4"
{!../../docs_src/dependencies/tutorial007.py!}
```

📟 📄 `yield` 📄 🛠️ ⏮️ 📨 ✔️ 🚚:

```Python hl_lines="5-6"
{!../../docs_src/dependencies/tutorial007.py!}
```

/// tip

👆 💪 ⚙️ `async` ⚖️ 😐 🔢.

```Python hl_lines="16"
{!../../docs_src/path_params/tutorial005.py!}
```

### 문서 확인

*경로 매개변수*에 사용할 수 있는 값은 미리 정의되어 있으므로 대화형 문서에서 잘 표시됩니다:

<img src="/img/tutorial/path-params/image03.png">

### 파이썬 *열거형*으로 작업하기

*경로 매개변수*의 값은 *열거형 멤버*가 됩니다.

#### *열거형 멤버* 비교

열거형 `ModelName`의 *열거형 멤버*를 비교할 수 있습니다:

```Python hl_lines="17"
{!../../docs_src/path_params/tutorial005.py!}
```