## Abhängigkeitsbaum und Scopes { #dependency-tree-and-scopes }

Sehen wir uns diesen Abhängigkeitsbaum und die Scopes noch einmal an.

Da die Abhängigkeit `get_current_active_user` von `get_current_user` abhängt, wird der bei `get_current_active_user` deklarierte Scope `"me"` in die Liste der erforderlichen Scopes in `security_scopes.scopes` aufgenommen, das an `get_current_user` übergeben wird.

## Token JWT con scopes { #jwt-token-with-scopes }

Ahora, modifica la *path operation* del token para devolver los scopes solicitados.

Todavía estamos usando el mismo `OAuth2PasswordRequestForm`. Incluye una propiedad `scopes` con una `list` de `str`, con cada scope que recibió en el request.

Y devolvemos los scopes como parte del token JWT.

/// danger | Peligro

## Verifique os `scopes` { #verify-the-scopes }

Nós verificamos agora que todos os escopos necessários, por essa dependência e todos os dependentes (incluindo as *operações de rota*) estão incluídas nos escopos fornecidos pelo token recebido, caso contrário, levantamos uma `HTTPException`.

Para isso, nós utilizamos `security_scopes.scopes`, que contém uma `list` com todos esses escopos como uma `str`.

Для этого используем `security_scopes.scopes`, содержащий `list` со всеми этими scopes как `str`.

{* ../../docs_src/security/tutorial005_an_py310.py hl[130:136] *}

## Дерево зависимостей и scopes { #dependency-tree-and-scopes }

Ещё раз рассмотрим дерево зависимостей и scopes.

Nevertheless, you still enforce those scopes, or any other security/authorization requirement, however you need, in your code.

In many cases, OAuth2 with scopes can be an overkill.

But if you know you need it, or you are curious, keep reading.

///

## OAuth2 scopes and OpenAPI { #oauth2-scopes-and-openapi }

    if user is None:
        raise credentials_exception
    for scope in security_scopes.scopes:
        if scope not in token_data.scopes:
            raise HTTPException(
                status_code=status.HTTP_401_UNAUTHORIZED,
                detail="Not enough permissions",
                headers={"WWW-Authenticate": authenticate_value},
            )
    return user


async def get_current_active_user(

from fastapi.testclient import TestClient


async def security1(scopes: SecurityScopes):
    return scopes.scopes


async def security2(scopes: SecurityScopes):
    return scopes.scopes


async def dep3(
    dep1: Annotated[list[str], Security(security1, scopes=["scope1"])],
    dep2: Annotated[list[str], Security(security2, scopes=["scope2"])],
):
    return {"dep1": dep1, "dep2": dep2}


app = FastAPI()

        call_counts["get_current_user"] += 1
        return {
            "user": f"user_{call_counts['get_current_user']}",
            "scopes": security_scopes.scopes,
            "db_session": db_session,
        }

    def get_user_me(
        current_user: Annotated[dict, Security(get_current_user, scopes=["me"])],
    ):
        call_counts["get_user_me"] += 1
        return {

    if user is None:
        raise credentials_exception
    for scope in security_scopes.scopes:
        if scope not in token_data.scopes:
            raise HTTPException(
                status_code=status.HTTP_401_UNAUTHORIZED,
                detail="Not enough permissions",
                headers={"WWW-Authenticate": authenticate_value},
            )
    return user


async def get_current_active_user(

        data = {}
        data["scopes"] = []
        for scope in form_data.scopes:
            data["scopes"].append(scope)
        if form_data.client_id:
            data["client_id"] = form_data.client_id
        if form_data.client_secret:
            data["client_secret"] = form_data.client_secret
        return data
    ```

    Note that for OAuth2 the scope `items:read` is a single scope in an opaque string.