from typing import Union

from fastapi import FastAPI
from pydantic import BaseModel, EmailStr

app = FastAPI()


class BaseUser(BaseModel):
    username: str
    email: EmailStr
    full_name: Union[str, None] = None


class UserIn(BaseUser):
    password: str


@app.post("/user/")
async def create_user(user: UserIn) -> BaseUser:

Wenn Ihr Code eine Sicherheitslücke aufweist, ist diese weiterhin vorhanden.

## *Pfadoperation* in der Dokumentation deprecaten – OpenAPI

Um eine *Pfadoperation* zu deprecaten – sie als veraltet zu markieren – und das in der Oberfläche der Dokumentation anzuzeigen, lesen Sie die Dokumentation unter [Tutorial – Pfadoperation-Konfiguration – Deprecaten](../tutorial/path-operation-configuration.md#eine-pfadoperation-deprecaten){.internal-link target=_blank}.

## Daten in etwas JSON-kompatibles konvertieren

        new LineProcessor<List<String>>() {
          List<String> collector = new ArrayList<>();

          @Override
          public boolean processLine(String line) {
            if (line.length() > 0) {
              collector.add(line);
            }
            return true;
          }

          @Override
          public List<String> getResult() {
            return collector;
          }

from typing import Union

from fastapi import FastAPI, Query
from typing_extensions import Annotated

app = FastAPI()


@app.get("/items/")
async def read_items(
    q: Annotated[Union[str, None], Query(min_length=3, max_length=50)] = None,
):
    results = {"items": [{"item_id": "Foo"}, {"item_id": "Bar"}]}
    if q:
        results.update({"q": q})

        }
        final String[] values = value.split("[\r\n]");
        final List<String> list = new ArrayList<>(values.length);
        for (final String line : values) {
            if (StringUtil.isNotBlank(line)) {
                list.add(line.trim());
            }
        }
        return list.toArray(new String[list.size()]);
    }

lint-go:
	@${FINDFILES} -name '*.go' \( ! \( -name '*.gen.go' -o -name '*.pb.go' \) \) -print0 | ${XARGS} common/scripts/lint_go.sh

lint-python:
	@${FINDFILES} -name '*.py' \( ! \( -name '*_pb2.py' \) \) -print0 | ${XARGS} autopep8 --max-line-length 160 --exit-code -d

lint-markdown:
	@${FINDFILES} -name '*.md' -not -path './manifests/addons/dashboards/*' -print0 | ${XARGS} mdl --ignore-front-matter --style common/config/mdl.rb

lint-links:

from fastapi import Depends, FastAPI

app = FastAPI()


async def common_parameters(q: str | None = None, skip: int = 0, limit: int = 100):
    return {"q": q, "skip": skip, "limit": limit}


@app.get("/items/")
async def read_items(commons: dict = Depends(common_parameters)):
    return commons


@app.get("/users/")
async def read_users(commons: dict = Depends(common_parameters)):

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

fake_db = {}


class Item(BaseModel):
    title: str
    timestamp: datetime
    description: Union[str, None] = None


app = FastAPI()


@app.put("/items/{id}")
def update_item(id: str, item: Item):
    json_compatible_item_data = jsonable_encoder(item)

app = FastAPI()


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