## `fastapi dev`

Chạy `fastapi dev` sẽ khởi động quá trình phát triển.

    }

    /**
     * Wraps exception handling for {@link Properties#load(InputStream)}.
     * <p>
     * The input stream is not closed.
     * </p>
     *
     * @param props the property set (must not be {@literal null})
     * @param in the input stream (must not be {@literal null})
     */
    public static void load(final Properties props, final InputStream in) {
        assertArgumentNotNull("props", props);

                                    <la:link href="uploadpage/${f:u(dictId)}"
                                             styleClass="btn btn-success btn-xs ${f:h(editableClass)}">
                                        <em class="fa fa-upload">
                                        <la:message key="labels.dict_protwords_link_upload"/>
                                    </la:link>
                                </div>
                            </div>

# 最初のステップ

最もシンプルなFastAPIファイルは以下のようになります:

{* ../../docs_src/first_steps/tutorial001.py *}

これを`main.py`にコピーします。

ライブサーバーを実行します:

<div class="termy">

```console
$ uvicorn main:app --reload

<span style="color: green;">INFO</span>:     Uvicorn running on http://127.0.0.1:8000 (Press CTRL+C to quit)
<span style="color: green;">INFO</span>:     Started reloader process [28720]

        try {
          currentFuture.cancel(mayInterruptIfRunning);
        } finally {
          lock.unlock();
        }
      }

      @Override
      public boolean isCancelled() {
        lock.lock();
        try {
          return currentFuture.isCancelled();
        } finally {
          lock.unlock();
        }
      }
    }

    @Override
    final Cancellable schedule(

                                                 styleClass="btn btn-success btn-xs ${f:h(editableClass)}">
                                            <em class="fa fa-upload">
                                            <la:message key="labels.dict_kuromoji_link_upload"/>
                                        </la:link>
                                    </div>

  private static final MediaType MEDIA_TYPE_PNG = MediaType.get("image/png");

  private final OkHttpClient client = new OkHttpClient();

  public void run() throws Exception {
    // Use the imgur image upload API as documented at https://api.imgur.com/endpoints/image
    final ProgressListener progressListener = new ProgressListener() {
      boolean firstUpdate = true;

        PropertiesUtil.load(properties, inputStreamReader);
    }

    /**
     * Test method for
     * {@link org.codelibs.core.io.PropertiesUtil#load(Properties, File)} .
     */
    @Test
    public void testLoadPropertiesFile() {
        final Properties properties = new Properties();
        PropertiesUtil.load(properties, inputFile);

```console
$ uvicorn main:app --reload

INFO:     Uvicorn running on http://127.0.0.1:8000 (Press CTRL+C to quit)
INFO:     Started reloader process [28720]
INFO:     Started server process [28722]
INFO:     Waiting for application startup.
INFO:     Application startup complete.
```

</div>

<details markdown="1">
<summary>Про команди <code>uvicorn main:app --reload</code>...</summary>

<div class="termy">

```console
$ hypercorn main:app --bind 0.0.0.0:80

Running on 0.0.0.0:8080 over http (CTRL + C to quit)
```

</div>

////

/// warning

💭 ❎ `--reload` 🎛 🚥 👆 ⚙️ ⚫️.

 `--reload` 🎛 🍴 🌅 🌅 ℹ, 🌅 ⚠, ♒️.

⚫️ ℹ 📚 ⏮️ **🛠️**, ✋️ 👆 **🚫🔜 🚫** ⚙️ ⚫️ **🏭**.

///

## Hypercorn ⏮️ 🎻