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docs_src/websockets/tutorial002_py310.py

from fastapi import (
    Cookie,
    Depends,
    FastAPI,
    Query,
    WebSocket,
    WebSocketException,
    status,
)
from fastapi.responses import HTMLResponse

app = FastAPI()

html = """
<!DOCTYPE html>
<html>
    <head>
        <title>Chat</title>
    </head>
    <body>
        <h1>WebSocket Chat</h1>
        <form action="" onsubmit="sendMessage(event)">

Registered: Sun Dec 28 07:19:09 UTC 2025

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github.com/tiangolo/fastapi

docs/de/docs/tutorial/response-status-code.md

* `@app.get()`
* `@app.post()`
* `@app.put()`
* `@app.delete()`
* usw.

{* ../../docs_src/response_status_code/tutorial001_py39.py hl[6] *}

/// note | Hinweis

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github.com/tiangolo/fastapi

docs/ru/docs/tutorial/response-status-code.md

Подобно тому, как вы можете задать модель/схему ответа, вы можете объявить HTTP статус-код, используемый для ответа, с помощью параметра `status_code` в любой из *операций пути*:

* `@app.get()`
* `@app.post()`
* `@app.put()`
* `@app.delete()`
* и других.

{* ../../docs_src/response_status_code/tutorial001_py39.py hl[6] *}

/// note | Примечание

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github.com/tiangolo/fastapi

docs_src/query_params/tutorial004_py310.py

from fastapi import FastAPI

app = FastAPI()


@app.get("/users/{user_id}/items/{item_id}")
async def read_user_item(
    user_id: int, item_id: str, q: str | None = None, short: bool = False
):
    item = {"item_id": item_id, "owner_id": user_id}
    if q:
        item.update({"q": q})
    if not short:
        item.update(
            {"description": "This is an amazing item that has a long description"}
        )

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github.com/tiangolo/fastapi

docs_src/authentication_error_status_code/tutorial001_an_py39.py

app = FastAPI()


class HTTPBearer403(HTTPBearer):
    def make_not_authenticated_error(self) -> HTTPException:
        return HTTPException(
            status_code=status.HTTP_403_FORBIDDEN, detail="Not authenticated"
        )


CredentialsDep = Annotated[HTTPAuthorizationCredentials, Depends(HTTPBearer403())]


@app.get("/me")
def read_me(credentials: CredentialsDep):

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github.com/tiangolo/fastapi

docs_src/body_multiple_params/tutorial005_an_py39.py

from typing import Annotated, Union

from fastapi import Body, FastAPI
from pydantic import BaseModel

app = FastAPI()


class Item(BaseModel):
    name: str
    description: Union[str, None] = None
    price: float
    tax: Union[float, None] = None


@app.put("/items/{item_id}")
async def update_item(item_id: int, item: Annotated[Item, Body(embed=True)]):
    results = {"item_id": item_id, "item": item}

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github.com/tiangolo/fastapi

docs_src/dependencies/tutorial005_py39.py

from typing import Union

from fastapi import Cookie, Depends, FastAPI

app = FastAPI()


def query_extractor(q: Union[str, None] = None):
    return q


def query_or_cookie_extractor(
    q: str = Depends(query_extractor),
    last_query: Union[str, None] = Cookie(default=None),
):
    if not q:
        return last_query
    return q


@app.get("/items/")

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github.com/codelibs/fess

src/main/java/org/codelibs/fess/app/web/api/admin/scheduler/EditBody.java

 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.app.web.api.admin.scheduler;

import org.codelibs.fess.app.web.admin.scheduler.EditForm;

/**
 * Request body class for scheduler edit operations in the admin REST API.

Registered: Sat Dec 20 09:19:18 UTC 2025

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github.com/tiangolo/fastapi

docs_src/separate_openapi_schemas/tutorial002_py39.py

from fastapi import FastAPI
from pydantic import BaseModel


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


app = FastAPI(separate_input_output_schemas=False)


@app.post("/items/")
def create_item(item: Item):
    return item


@app.get("/items/")
def read_items() -> list[Item]:
    return [
        Item(
            name="Portal Gun",

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github.com/tiangolo/fastapi

docs_src/request_files/tutorial001_02_py310.py

from fastapi import FastAPI, File, UploadFile

app = FastAPI()


@app.post("/files/")
async def create_file(file: bytes | None = File(default=None)):
    if not file:
        return {"message": "No file sent"}
    else:
        return {"file_size": len(file)}


@app.post("/uploadfile/")
async def create_upload_file(file: UploadFile | None = None):
    if not file:
        return {"message": "No upload file sent"}
    else:

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