from typing import Union

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

app = FastAPI()

oauth2_scheme = OAuth2PasswordBearer(tokenUrl="token")


class User(BaseModel):
    username: str
    email: Union[str, None] = None
    full_name: Union[str, None] = None
    disabled: Union[bool, None] = None


def fake_decode_token(token):
    return User(

import secrets

from fastapi import Depends, FastAPI, HTTPException, status
from fastapi.security import HTTPBasic, HTTPBasicCredentials

app = FastAPI()

security = HTTPBasic()


def get_current_username(credentials: HTTPBasicCredentials = Depends(security)):
    current_username_bytes = credentials.username.encode("utf8")
    correct_username_bytes = b"stanleyjobson"
    is_correct_username = secrets.compare_digest(

Пакет <a href="https://github.com/Kludex/python-multipart" class="external-link" target="_blank">`python-multipart`</a> автоматически устанавливается вместе с **FastAPI**, если вы запускаете команду `pip install "fastapi[standard]"`.

Однако, если вы используете команду `pip install fastapi`, пакет `python-multipart` по умолчанию не включается.

from typing import Any

import pytest
from fastapi import FastAPI
from fastapi.testclient import TestClient
from inline_snapshot import snapshot
from pydantic import BaseModel, ConfigDict, Field


@pytest.fixture(name="client")
def get_client():
    app = FastAPI()

    class ModelWithRef(BaseModel):
        ref: str = Field(validation_alias="$ref", serialization_alias="$ref")

from fastapi import FastAPI
from fastapi.responses import ORJSONResponse

app = FastAPI()


@app.get("/items/", response_class=ORJSONResponse)
async def read_items():

<a href="https://pypi.org/project/fastapi" target="_blank">
    <img src="https://img.shields.io/pypi/pyversions/fastapi.svg?color=%2334D058" alt="Supported Python versions">
</a>
</p>

---

**文档**： <a href="https://fastapi.tiangolo.com" target="_blank">https://fastapi.tiangolo.com</a>

**源码**： <a href="https://github.com/fastapi/fastapi" target="_blank">https://github.com/fastapi/fastapi</a>

---

### Фільтрація даних у FastAPI

Тепер для FastAPI він бачить тип повернення і переконується, що те, що Ви повертаєте, містить **тільки** поля, які оголошені у цьому типі.

# Recursos { #features }

## Recursos do FastAPI { #fastapi-features }

**FastAPI** te oferece o seguinte:

### Baseado em padrões abertos { #based-on-open-standards }

Por exemplo, nós, a equipe por trás do FastAPI, criamos <a href="https://fastapicloud.com" class="external-link" target="_blank">**FastAPI Cloud**</a>, para tornar a implantação de aplicações FastAPI na nuvem o mais simples possível, com a mesma experiência de desenvolvimento de trabalhar com o FastAPI.

from fastapi import FastAPI
from fastapi.encoders import jsonable_encoder
from pydantic import BaseModel

app = FastAPI()


class Item(BaseModel):
    name: str | None = None
    description: str | None = None
    price: float | None = None
    tax: float = 10.5
    tags: list[str] = []


items = {
    "foo": {"name": "Foo", "price": 50.2},
    "bar": {"name": "Bar", "description": "The bartenders", "price": 62, "tax": 20.2},