*
     * @param channel channel to bind
     * @throws IOException if binding fails
     */
    public void performChannelBinding(ChannelInfo channel) throws IOException {
        // MS-SMB2 3.2.4.1.6: Alternative Channel Creation
        // Channel binding requires SMB2_SESSION_FLAG_BINDING (0x01) in session setup

        // Calculate channel binding hash per MS-SMB2 3.2.5.3.1

    // Try providers in order of preference
    List<RdmaProvider> providers = Arrays.asList(
        new DisniRdmaProvider(),      // InfiniBand/RoCE
        new JxioRdmaProvider(),       // Alternative RDMA library
        new TcpRdmaProvider()         // TCP fallback
    );
    
    for (RdmaProvider provider : providers) {
        if (provider.isAvailable()) {

// Теперь при запуске python он найдёт пакет sirius, установленный в этом виртуальном окружении ✨
$ python main.py

I solemnly swear 🐺
```

</div>

## Альтернативы { #alternatives }

Это простое руководство, чтобы вы начали и поняли, как всё работает **под капотом**.

Существует много **альтернатив** для управления виртуальными окружениями, зависимостями (requirements), проектами.

     * @param protocol an ALPN protocol, such as `h2`.
     * @param host an IP address or hostname.
     * @param port the IP port associated with the service.
     * @param maxAge time in seconds that this alternative is considered fresh.
     */
    fun alternateService(
      streamId: Int,
      origin: String,
      protocol: ByteString,
      host: String,
      port: Int,
      maxAge: Long,
    )
  }

 *
 * // In case bug 12345 happens again we'd rather just die
 * Verify.verify(bill.status() == Status.UNPAID,
 *     "Unexpected bill status: %s", bill.status());
 * }
 *
 * <h3>Comparison to alternatives</h3>
 *
 * <p><b>Note:</b> In some cases the differences explained below can be subtle. When it's unclear
 * which approach to use, <b>don't worry</b> too much about it; just pick something that seems

你将会看到自动生成的交互式 API 文档（由 [Swagger UI](https://github.com/swagger-api/swagger-ui) 提供）：

![Swagger UI](https://fastapi.tiangolo.com/img/index/index-01-swagger-ui-simple.png)

### 可选的 API 文档 { #alternative-api-docs }

前往 [http://127.0.0.1:8000/redoc](http://127.0.0.1:8000/redoc)。

你将会看到可选的自动生成文档 （由 [ReDoc](https://github.com/Rebilly/ReDoc) 提供）：

![ReDoc](https://fastapi.tiangolo.com/img/index/index-02-redoc-simple.png)

            )

        # Handle on_startup/on_shutdown locally since Starlette removed support
        # Ref: https://github.com/Kludex/starlette/pull/3117
        # TODO: deprecate this once the lifespan (or alternative) interface is improved
        self.on_startup: list[Callable[[], Any]] = (
            [] if on_startup is None else list(on_startup)
        )
        self.on_shutdown: list[Callable[[], Any]] = (

///

FastAPI 現在會：

- 驗證資料，確保長度最多 50 個字元
- 當資料不合法時，回給用戶端清楚的錯誤
- 在 OpenAPI 的路徑操作中文件化該參數（因此會出現在自動文件 UI）

## 替代方式（舊）：將 `Query` 作為預設值 { #alternative-old-query-as-the-default-value }

舊版 FastAPI（<dfn title="2023-03 之前">0.95.0</dfn> 以前）需要把 `Query` 當成參數的預設值，而不是放在 `Annotated` 裡。你很可能會在各處看到這種寫法，所以我也會說明一下。

/// tip | 提示

`FastAPI` 앱의 `lifespan` 매개변수는 **비동기 컨텍스트 매니저**를 받으므로, 새 `lifespan` 비동기 컨텍스트 매니저를 전달할 수 있습니다.

{* ../../docs_src/events/tutorial003_py310.py hl[22] *}

## 대체 이벤트(사용 중단) { #alternative-events-deprecated }

/// warning | 경고

* En muchos casos, la pregunta planteada es sobre una solución imaginaria del usuario, pero podría haber una **mejor**. Si puedes entender mejor el problema y el caso de uso, podrías sugerir una mejor **solución alternativa**.

* Si no puedes entender la pregunta, pide más **detalles**.

### Reproduce el problema { #reproduce-the-problem }