from fastapi import FastAPI, Path

app = FastAPI()


@app.get("/items/{item_id}")
async def read_items(q: str, item_id: int = Path(title="The ID of the item to get")):
    results = {"item_id": item_id}
    if q:
        results.update({"q": q})

from typing_extensions import Annotated

app = FastAPI()


@app.post("/files/")
async def create_file(
    file: Annotated[bytes, File()],
    fileb: Annotated[UploadFile, File()],
    token: Annotated[str, Form()],
):
    return {
        "file_size": len(file),
        "token": token,
        "fileb_content_type": fileb.content_type,

from fastapi import FastAPI, Path
from typing_extensions import Annotated

app = FastAPI()


@app.get("/items/{item_id}")
async def read_items(
    q: str, item_id: Annotated[int, Path(title="The ID of the item to get")]
):
    results = {"item_id": item_id}
    if q:
        results.update({"q": q})

from typing import Union


def process_item(item: Union[int, str]):

def process_items(items_t: tuple[int, int, str], items_s: set[bytes]):

### `UploadFile`

`UploadFile` ✔️ 📄 🔢:

* `filename`: `str` ⏮️ ⏮️ 📁 📛 👈 📂 (✅ `myimage.jpg`).
* `content_type`: `str` ⏮️ 🎚 🆎 (📁 🆎 / 📻 🆎) (✅ `image/jpeg`).

///

## Tags

Sie können Ihrer *Pfadoperation* Tags hinzufügen, mittels des Parameters `tags`, dem eine `list`e von `str`s übergeben wird (in der Regel nur ein `str`):

//// tab | Python 3.10+

```Python hl_lines="15  20  25"
{!> ../../docs_src/path_operation_configuration/tutorial002_py310.py!}
```

////

//// tab | Python 3.9+

////

/// note

➡ 🔢 🕧 ✔ ⚫️ ✔️ 🍕 ➡.

, 👆 🔜 📣 ⚫️ ⏮️ `...` ™ ⚫️ ✔.

👐, 🚥 👆 📣 ⚫️ ⏮️ `None` ⚖️ ⚒ 🔢 💲, ⚫️ 🔜 🚫 📉 🕳, ⚫️ 🔜 🕧 🚚.

///

## ✔ 🔢 👆 💪

➡️ 💬 👈 👆 💚 📣 🔢 🔢 `q` ✔ `str`.

& 👆 🚫 💪 📣 🕳 🙆 👈 🔢, 👆 🚫 🤙 💪 ⚙️ `Query`.

✋️ 👆 💪 ⚙️ `Path` `item_id` ➡ 🔢.

🐍 🔜 😭 🚥 👆 🚮 💲 ⏮️ "🔢" ⏭ 💲 👈 🚫 ✔️ "🔢".

✋️ 👆 💪 🏤-✔ 👫, & ✔️ 💲 🍵 🔢 (🔢 🔢 `q`) 🥇.

from dirty_equals import IsDict
from fastapi import FastAPI, Form
from fastapi.testclient import TestClient
from pydantic import BaseModel

app = FastAPI()


class ItemGroup(BaseModel):
    items: List[Tuple[str, str]]


class Coordinate(BaseModel):
    x: float
    y: float


@app.post("/model-with-tuple/")
def post_model_with_tuple(item_group: ItemGroup):
    return item_group

from fastapi import FastAPI, Path, Query

app = FastAPI()


@app.get("/items/{item_id}")
async def read_items(
    item_id: int = Path(title="The ID of the item to get"),
    q: str | None = Query(default=None, alias="item-query"),
):
    results = {"item_id": item_id}
    if q:
        results.update({"q": q})