* Integrações **GraphQL** com o [Strawberry](https://strawberry.rocks) e outras bibliotecas.
* Muitos recursos extras (graças ao Starlette) como:
    * **WebSockets**
    * testes extremamente fáceis baseados em HTTPX e `pytest`
    * **CORS**
    * **Cookie Sessions**
    * ...e mais.

### Implemente sua aplicação (opcional) { #deploy-your-app-optional }

* 安全与认证，包括对 **OAuth2**、**JWT tokens** 和 **HTTP Basic** 认证的支持。
* 更高级（但同样简单）的 **多层嵌套 JSON 模型** 声明技巧（得益于 Pydantic）。
* 通过 [Strawberry](https://strawberry.rocks) 等库进行 **GraphQL** 集成。
* 许多额外特性（归功于 Starlette），例如：
    * **WebSockets**
    * 基于 HTTPX 和 `pytest` 的极其简单的测试
    * **CORS**
    * **Cookie Sessions**
    * ……以及更多。

### 部署你的应用（可选） { #deploy-your-app-optional }

* **GraphQL** integration with [Strawberry](https://strawberry.rocks) and other libraries.
* Many extra features (thanks to Starlette) as:
    * **WebSockets**
    * extremely easy tests based on HTTPX and `pytest`
    * **CORS**
    * **Cookie Sessions**
    * ...and more.

### Deploy your app (optional) { #deploy-your-app-optional }

* Intégration **GraphQL** avec [Strawberry](https://strawberry.rocks) et d'autres bibliothèques.
* De nombreuses fonctionnalités supplémentaires (grâce à Starlette) comme :
    * **WebSockets**
    * des tests extrêmement faciles basés sur HTTPX et `pytest`
    * **CORS**
    * **Cookie Sessions**
    * ... et plus encore.

### Déployer votre application (optionnel) { #deploy-your-app-optional }

):
    await websocket.accept()
    await websocket.send_json(value)
    await websocket.close()


client = TestClient(app)


def test_value_extracting_by_http():
    response = client.get("/http")
    assert response.status_code == 200
    assert response.json() == 42


def test_value_extracting_by_ws():
    with client.websocket_connect("/ws") as websocket:

from fastapi.testclient import TestClient
from fastapi.websockets import WebSocket

app = FastAPI()


@app.get("/")
async def read_main():
    return {"msg": "Hello World"}


@app.websocket("/ws")
async def websocket(websocket: WebSocket):
    await websocket.accept()
    await websocket.send_json({"msg": "Hello WebSocket"})
    await websocket.close()


def test_read_main():
    client = TestClient(app)

        status_code=422,
        content={"detail": jsonable_encoder(exc.errors())},
    )


async def websocket_request_validation_exception_handler(
    websocket: WebSocket, exc: WebSocketRequestValidationError
) -> None:
    await websocket.close(
        code=WS_1008_POLICY_VIOLATION, reason=jsonable_encoder(exc.errors())

* **GraphQL** integration with [Strawberry](https://strawberry.rocks) and other libraries.
* Many extra features (thanks to Starlette) as:
    * **WebSockets**
    * extremely easy tests based on HTTPX and `pytest`
    * **CORS**
    * **Cookie Sessions**
    * ...and more.

### Deploy your app (optional)

It has an interesting, uncommon feature: using the same framework, it's possible to create APIs and also CLIs.

As it is based on the previous standard for synchronous Python web frameworks (WSGI), it can't handle Websockets and other things, although it still has high performance too.

/// info

    - advanced/dataclasses.md
    - advanced/middleware.md
    - advanced/sub-applications.md
    - advanced/behind-a-proxy.md
    - advanced/templates.md
    - advanced/websockets.md
    - advanced/events.md
    - advanced/testing-websockets.md
    - advanced/testing-events.md
    - advanced/testing-dependencies.md
    - advanced/async-tests.md
    - advanced/settings.md
    - advanced/openapi-callbacks.md