=== "Python 3.9+"

    ```Python hl_lines="79-81"
    {!> ../../../docs_src/websockets/tutorial003_py39.py!}
    ```

=== "Python 3.8+"

    ```Python hl_lines="81-83"
    {!> ../../../docs_src/websockets/tutorial003.py!}
    ```

Zum Ausprobieren:

* Öffnen Sie die Anwendung mit mehreren Browser-Tabs.

=== "Python 3.9+"

    ```Python hl_lines="79-81"
    {!> ../../../docs_src/websockets/tutorial003_py39.py!}
    ```

=== "Python 3.8+"

    ```Python hl_lines="81-83"
    {!> ../../../docs_src/websockets/tutorial003.py!}
    ```

To try it out:

* Open the app with several browser tabs.

当 WebSocket 连接关闭时，`await websocket.receive_text()` 将引发 `WebSocketDisconnect` 异常，您可以捕获并处理该异常，就像本示例中的示例一样。

=== "Python 3.9+"

    ```Python hl_lines="79-81"
    {!> ../../../docs_src/websockets/tutorial003_py39.py!}
    ```

=== "Python 3.8+"

    ```Python hl_lines="81-83"
    {!> ../../../docs_src/websockets/tutorial003.py!}
    ```

尝试以下操作：

* 使用多个浏览器选项卡打开应用程序。
* 从这些选项卡中发送消息。
* 然后关闭其中一个选项卡。

gopher://foo:70/  s:gopher h:foo p:/
gopher://foo:443/  s:gopher h:foo port:443 p:/
ws://foo:80/  s:ws h:foo p:/
ws://foo:81/  s:ws h:foo port:81 p:/
ws://foo:443/  s:ws h:foo port:443 p:/
ws://foo:815/  s:ws h:foo port:815 p:/
wss://foo:80/  s:wss h:foo port:80 p:/
wss://foo:81/  s:wss h:foo port:81 p:/
wss://foo:443/  s:wss h:foo p:/
wss://foo:815/  s:wss h:foo port:815 p:/
http:/example.com/  s:http h:example.com p:/

설명은 보통 길어지고 여러 줄에 걸쳐있기 때문에, *경로 작동* 기술을 함수 <abbr title="함수안에 있는 첫번째 표현식으로, 문서로 사용될 여러 줄에 걸친 (변수에 할당되지 않은) 문자열"> 독스트링</abbr> 에 선언할 수 있습니다, 이를 **FastAPI**가 독스트링으로부터 읽습니다.

<a href="https://ko.wikipedia.org/wiki/%EB%A7%88%ED%81%AC%EB%8B%A4%EC%9A%B4" class="external-link" target="_blank">마크다운</a> 문법으로 독스트링을 작성할 수 있습니다, 작성된 마크다운 형식의 독스트링은 (마크다운의 들여쓰기를 고려하여) 올바르게 화면에 출력됩니다.

```Python hl_lines="19-27"

=== "🐍 3️⃣.6️⃣ & 🔛"

    ```Python hl_lines="80-83"
    {!> ../../../docs_src/security/tutorial003.py!}
    ```

=== "🐍 3️⃣.1️⃣0️⃣ & 🔛"

    ```Python hl_lines="78-81"
    {!> ../../../docs_src/security/tutorial003_py310.py!}
    ```

#### 🔃 `**user_dict`

`UserInDB(**user_dict)` ⛓:

*🚶‍♀️ 🔑 & 💲 `user_dict` 🔗 🔑-💲 ❌, 🌓:*

```Python
UserInDB(

Für den Fehler verwenden wir die Exception `HTTPException`:

=== "Python 3.10+"

    ```Python hl_lines="3  79-81"
    {!> ../../../docs_src/security/tutorial003_an_py310.py!}
    ```

=== "Python 3.9+"

    ```Python hl_lines="3  79-81"
    {!> ../../../docs_src/security/tutorial003_an_py39.py!}
    ```

=== "Python 3.8+"

    ```Python hl_lines="3  80-82"

For the error, we use the exception `HTTPException`:

=== "Python 3.10+"

    ```Python hl_lines="3  79-81"
    {!> ../../../docs_src/security/tutorial003_an_py310.py!}
    ```

=== "Python 3.9+"

    ```Python hl_lines="3  79-81"
    {!> ../../../docs_src/security/tutorial003_an_py39.py!}
    ```

=== "Python 3.8+"

    ```Python hl_lines="3  80-82"

pkg debug/elf, const EM_FR30 Machine
pkg debug/elf, const EM_FT32 = 222
pkg debug/elf, const EM_FT32 Machine
pkg debug/elf, const EM_FX66 = 66
pkg debug/elf, const EM_FX66 Machine
pkg debug/elf, const EM_HUANY = 81
pkg debug/elf, const EM_HUANY Machine
pkg debug/elf, const EM_INTEL205 = 205
pkg debug/elf, const EM_INTEL205 Machine
pkg debug/elf, const EM_INTEL206 = 206
pkg debug/elf, const EM_INTEL206 Machine

    // en quad
    assertThat(parse("http://h/\u2000").encodedPath).isEqualTo("/%E2%80%80")
    // em quad
    assertThat(parse("http://h/\u2001").encodedPath).isEqualTo("/%E2%80%81")
    // en space
    assertThat(parse("http://h/\u2002").encodedPath).isEqualTo("/%E2%80%82")
    // em space
    assertThat(parse("http://h/\u2003").encodedPath).isEqualTo("/%E2%80%83")
    // three-per-em space