Falls Ihnen das nichts sagt, in den [Sicherheits-Kapiteln](security/simple-oauth2.md#passwort-hashing){.internal-link target=_blank} werden Sie lernen, was ein „Passwort-Hash“ ist.

///

## Mehrere Modelle

Hier der generelle Weg, wie die Modelle mit ihren Passwort-Feldern aussehen könnten, und an welchen Orten sie verwendet werden würden.

//// tab | Python 3.10+

from pydantic import BaseModel


class Item(BaseModel):
    id: str
    value: str


responses = {
    404: {"description": "Item not found"},
    302: {"description": "The item was moved"},
    403: {"description": "Not enough privileges"},
}


app = FastAPI()


@app.get(
    "/items/{item_id}",
    response_model=Item,

    assert response.json() == "plumbus"


def test_fastapi_error(client: TestClient):
    with pytest.raises(FastAPIError) as exc_info:
        client.get("/items/portal-gun")
    assert "No response object was returned" in exc_info.value.args[0]


def test_internal_server_error():
    from docs_src.dependencies.tutorial008c import app

    client = TestClient(app, raise_server_exceptions=False)

func SetPolicyOPAConfig(s config.Config, opaArgs Args) {
	if opaArgs.URL == nil || opaArgs.URL.String() == "" {
		// Do not enable if opaArgs was empty.
		return
	}
	s[config.PolicyOPASubSys][config.Default] = config.KVS{
		config.KV{
			Key:   URL,
			Value: opaArgs.URL.String(),
		},
		config.KV{
			Key:   AuthToken,
			Value: opaArgs.AuthToken,

Es handelt sich um eine recht umfangreiche Spezifikation, und sie deckt mehrere komplexe Anwendungsfälle ab.

Sie umfasst Möglichkeiten zur Authentifizierung mithilfe eines „Dritten“ („third party“).

Das ist es, was alle diese „Login mit Facebook, Google, Twitter, GitHub“-Systeme unter der Haube verwenden.

### OAuth 1

class DefaultPlaceholder:
    """
    You shouldn't use this class directly.

    It's used internally to recognize when a default value has been overwritten, even
    if the overridden default value was truthy.
    """

    def __init__(self, value: Any):
        self.value = value

    def __bool__(self) -> bool:
        return bool(self.value)

    def __eq__(self, o: object) -> bool:

  JAVA_IO_TMPDIR("java.io.tmpdir"),

  /** Name of JIT compiler to use. */
  JAVA_COMPILER("java.compiler"),

  /**
   * Path of extension directory or directories.
   *
   * @deprecated This property was <a
   *     href="https://openjdk.java.net/jeps/220#Removed:-The-extension-mechanism">deprecated</a> in
   *     Java 8 and removed in Java 9. We do not plan to remove this API from Guava, but if you are

   * @return the result returned by the Callable
   * @throws TimeoutException if the time limit is reached
   * @throws InterruptedException if the current thread was interrupted during execution
   * @throws ExecutionException if {@code callable} throws a checked exception
   * @throws UncheckedExecutionException if {@code callable} throws a {@code RuntimeException}

Nur der Code vor und einschließlich der `yield`-Anweisung wird ausgeführt, bevor eine Response erzeugt wird:

```Python hl_lines="2-4"
{!../../docs_src/dependencies/tutorial007.py!}
```

Der ge`yield`ete Wert ist das, was in *Pfadoperationen* und andere Abhängigkeiten eingefügt wird:

```Python hl_lines="4"
{!../../docs_src/dependencies/tutorial007.py!}
```

    "@local_config_tensorrt//:tensorrt)" --keep_going > $BATS_TEST_TMPDIR/out

  cat <<EOF
There was a path found connecting //tensorflow/tools/pip_package:wheel
to a banned CUDA dependency when '--define framework_shared_object=false' is set.
This means that a CUDA target was probably included via an is_static condition,
used when targeting platforms like Windows where we build statically instead