assert orjson is not None, "orjson must be installed"
        return orjson.dumps(content, option=orjson.OPT_INDENT_2)


@app.get("/", response_class=CustomORJSONResponse)
async def main():

from fastapi import FastAPI, Request

app = FastAPI()


@app.get("/app")
def read_main(request: Request):

from fastapi import FastAPI
from fastapi.middleware.httpsredirect import HTTPSRedirectMiddleware

app = FastAPI()

app.add_middleware(HTTPSRedirectMiddleware)


@app.get("/")
async def main():

## 标题 { #headings }

//// tab | 测试

### 开发 Web 应用——教程 { #develop-a-webapp-a-tutorial }

Hello.

### 类型提示与注解 { #type-hints-and-annotations }

Hello again.

### 超类与子类 { #super-and-subclasses }

Hello again.

////

//// tab | 信息

关于标题的唯一硬性规则是：LLM 必须保持花括号内的哈希部分不变，以确保链接不会失效。

参见 `scripts/translate.py` 中通用提示的 `### Headings` 部分。

from docs_src.behind_a_proxy.tutorial004_py310 import app

client = TestClient(app)


def test_main():
    response = client.get("/app")
    assert response.status_code == 200
    assert response.json() == {"message": "Hello World", "root_path": "/api/v1"}


def test_openapi_schema():
    response = client.get("/openapi.json")
    assert response.status_code == 200
    assert response.json() == snapshot(
        {

```json
{
    "description": "Some data",
    "data": "aGVsbG8="
}
```

/// tip | 豆知識

`aGVsbG8=` は `hello` の base64 エンコードです。

///

その後、Pydantic は base64 文字列をデコードし、モデルの `data` フィールドに元のバイト列を渡します。

次のようなレスポンスを受け取ります:

```json
{
  "description": "Some data",
  "content": "hello"
}
```

## 出力データ向けの Pydantic `bytes` { #pydantic-bytes-for-output-data }

Helló
világ

    val request =
      Request(
        url = server.url("/"),
        body = "hello".toRequestBody(),
      )
    client.newCall(request).execute().use { response ->
      assertThat(response.body.string()).isEqualTo("")
    }
    val recordedRequest = server.takeRequest()
    assertThat(recordedRequest.body).isEqualTo("hello".encodeUtf8())
  }

        assertNull(response.getModel());
    }

    @Test
    public void test_constructorWithContent() {
        final LlmChatResponse response = new LlmChatResponse("Hello, World!");
        assertEquals("Hello, World!", response.getContent());
        assertNull(response.getFinishReason());
        assertNull(response.getPromptTokens());
        assertNull(response.getCompletionTokens());

from fastapi import FastAPI
from fastapi.responses import JSONResponse

app = FastAPI()


@app.get("/headers/")
def get_headers():
    content = {"message": "Hello World"}
    headers = {"X-Cat-Dog": "alone in the world", "Content-Language": "en-US"}