from typing import Annotated

from fastapi import Depends, FastAPI
from fastapi.security import OAuth2PasswordBearer

app = FastAPI()

oauth2_scheme = OAuth2PasswordBearer(tokenUrl="token")


@app.get("/items/")
async def read_items(token: Annotated[str, Depends(oauth2_scheme)]):

///


## Type hints no **FastAPI**

O **FastAPI** aproveita esses type hints para fazer várias coisas.

Com o **FastAPI**, você declara parâmetros com type hints e obtém:

* **Suporte ao editor**.
* **Verificações de tipo**.

... e o **FastAPI** usa as mesmas declarações para:

Utilities to handle OpenAPI automatic UI documentation, including Swagger UI (by default at `/docs`) and ReDoc (by default at `/redoc`).

::: fastapi.openapi.docs.get_swagger_ui_html

::: fastapi.openapi.docs.get_redoc_html

::: fastapi.openapi.docs.get_swagger_ui_oauth2_redirect_html

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"}

from typing import Optional

from dirty_equals import IsDict
from fastapi import FastAPI
from fastapi.responses import JSONResponse
from fastapi.testclient import TestClient
from pydantic import BaseModel

app = FastAPI()


class Item(BaseModel):
    name: str
    price: Optional[float] = None


@app.api_route("/items/{item_id}", methods=["GET"])
def get_items(item_id: str):
    return {"item_id": item_id}

## 🏎.🅾 ↗️

🚥 👆 🔜 💖 ✊ 🏧-🔰 ↗️ 🔗 👉 📄 🩺, 👆 💪 💚 ✅: <a href="https://testdriven.io/courses/tdd-fastapi/" class="external-link" target="_blank">💯-💾 🛠️ ⏮️ FastAPI &amp; ☁</a> **🏎.🅾**.

---> 100%
```

</div>

⚫️ 🔜 ❎ 🌐 🔗 &amp; 👆 🇧🇿 FastAPI 👆 🇧🇿 🌐.

#### ⚙️ 👆 🇧🇿 FastAPI

🚥 👆 ✍ 🐍 📁 👈 🗄 &amp; ⚙️ FastAPI, &amp; 🏃 ⚫️ ⏮️ 🐍 ⚪️➡️ 👆 🇧🇿 🌐, ⚫️ 🔜 ⚙️ 👆 🇧🇿 FastAPI ℹ 📟.

&amp; 🚥 👆 ℹ 👈 🇧🇿 FastAPI ℹ 📟, ⚫️ ❎ ⏮️ `-e`, 🕐❔ 👆 🏃 👈 🐍 📁 🔄, ⚫️ 🔜 ⚙️ 🍋 ⏬ FastAPI 👆 ✍.

👈 🌌, 👆 🚫 ✔️ "❎" 👆 🇧🇿 ⏬ 💪 💯 🔠 🔀.

### 📁

## Starlette functies

**FastAPI** is volledig verenigbaar met (en gebaseerd op) <a href="https://www.starlette.io/" class="external-link" target="_blank"><strong>Starlette</strong></a>.

`FastAPI` is eigenlijk een subklasse van `Starlette`. Dus als je Starlette al kent of gebruikt, zal de meeste functionaliteit op dezelfde manier werken.

# Deployment (Yayınlama)

**FastAPI** uygulamasını deploy etmek oldukça kolaydır.

## Deployment Ne Anlama Gelir?

Bir uygulamayı **deploy** etmek (yayınlamak), uygulamayı **kullanıcılara erişilebilir hale getirmek** için gerekli adımları gerçekleştirmek anlamına gelir.

import pytest
from fastapi.testclient import TestClient

from ...utils import needs_py39, needs_pydanticv1, needs_pydanticv2


@pytest.fixture(name="client")
def get_client():
    from docs_src.body_updates.tutorial001_py39 import app

    client = TestClient(app)
    return client


@needs_py39
def test_get(client: TestClient):
    response = client.get("/items/baz")
    assert response.status_code == 200, response.text