user = User(username=oauth_header)
    return user


@app.post("/login")
def login(form_data: OAuth2PasswordRequestFormStrict = Depends()):
    return form_data


@app.get("/users/me")
def read_users_me(current_user: Optional[User] = Depends(get_current_user)):
    if current_user is None:
        return {"msg": "Create an account first"}
    return current_user


client = TestClient(app)

                            * `security_scopes.scopes` 包含用于*路径操作*的 `["me", "items"]`
                            * `security_scopes.scopes` 包含*路径操作* `read_users_me` 的 `["me"]`，因为它在依赖项里被声明
                            * `security_scopes.scopes` 包含用于*路径操作* `read_system_status` 的 `[]`（空列表），并且它的依赖项 `get_current_user` 也没有声明任何 `scope`

/// tip | 提示

                            * `security_scopes.scopes` enthält `["me", "items"]` für die *Pfadoperation* `read_own_items`.
                            * `security_scopes.scopes` enthält `["me"]` für die *Pfadoperation* `read_users_me`, da das in der Abhängigkeit `get_current_active_user` deklariert ist.

                            * `security_scopes.scopes` contendrá `["me", "items"]` para la *path operation* `read_own_items`.
                            * `security_scopes.scopes` contendrá `["me"]` para la *path operation* `read_users_me`, porque está declarado en la dependencia `get_current_active_user`.

                            * `security_scopes.scopes` terá `["me", "items"]` para a *operação de rota* `read_own_items`.
                            * `security_scopes.scopes` terá `["me"]` para a *operação de rota* `read_users_me`, porque ela declarou na dependência `get_current_active_user`.

              - `security_scopes.scopes` будет содержать `["me", "items"]` для операции пути `read_own_items`.
              - `security_scopes.scopes` будет содержать `["me"]` для операции пути `read_users_me`, потому что он объявлен в зависимости `get_current_active_user`.

                            * `security_scopes.scopes` will contain `["me", "items"]` for the *path operation* `read_own_items`.
                            * `security_scopes.scopes` will contain `["me"]` for the *path operation* `read_users_me`, because it is declared in the dependency `get_current_active_user`.