* Contiene el `username` y `password` enviados.

{* ../../docs_src/security/tutorial006_an_py39.py hl[4,8,12] *}

Cuando intentas abrir la URL por primera vez (o haces clic en el botón "Execute" en la documentación) el navegador te pedirá tu nombre de usuario y contraseña:

<img src="/img/tutorial/security/image12.png">

## Revisa el nombre de usuario { #check-the-username }

Aquí hay un ejemplo más completo.

  <name>Maven</name>
  <version>2.0</version>
  <description>Maven is a project development management and comprehension tool. Based on the concept of a project object model: builds, dependency management, documentation creation, site publication, and distribution publication are all controlled from the declarative file. Maven can be extended by plugins to utilise a number of other development tools for reporting or the build process.</description>

///

## More info { #more-info }

To learn more about the options, check Starlette's documentation for:

* <a href="https://www.starlette.dev/websockets/" class="external-link" target="_blank">The `WebSocket` class</a>.

 * returns a <b>(live) unmodifiable view</b>; see <a
 * href="https://github.com/google/guava/wiki/GraphsExplained#accessor-behavior">the external
 * documentation</a> for details.
 *
 * <p>Examples of use:
 *
 * {@snippet :
 * // Building a mutable network
 * MutableNetwork<String, Integer> network =
 *     NetworkBuilder.directed().allowsParallelEdges(true).build();

  the user should see now the buckets and objects they have access to.

## Explore Further

- [MinIO Admin Complete Guide](https://docs.min.io/community/minio-object-store/reference/minio-mc-admin.html)

 * @author Kevin Bourrillion
 * @since 2.0
 */
@GwtCompatible
public abstract class ComparisonChain {
  private ComparisonChain() {}

  /** Begins a new chained comparison statement. See example in the class documentation. */
  public static ComparisonChain start() {
    return ACTIVE;
  }

  private static final ComparisonChain ACTIVE =
      new ComparisonChain() {

///

This parameter doesn't create that endpoint / *path operation*, but declares that the URL `/token` will be the one that the client should use to get the token. That information is used in OpenAPI, and then in the interactive API documentation systems.

We will soon also create the actual path operation.

/// info

If you are a very strict "Pythonista" you might dislike the style of the parameter name `tokenUrl` instead of `token_url`.

    - [Action Required](#action-required-4)
    - [Other notable changes](#other-notable-changes-24)
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<!-- NEW RELEASE NOTES ENTRY -->


# v1.6.13

[Documentation](https://docs.k8s.io) & [Examples](https://releases.k8s.io/release-1.6/examples)

## Downloads for v1.6.13


filename | sha256 hash
-------- | -----------

We can declare a `UserBase` model that serves as a base for our other models. And then we can make subclasses of that model that inherit its attributes (type declarations, validation, etc).

All the data conversion, validation, documentation, etc. will still work as normally.

That way, we can declare just the differences between the models (with plaintext `password`, with `hashed_password` and without password):

                      See <a href="https://bt-internal-docs.grdev.net/gbt/how-to/release/release-troubleshooting/#binary-compatibility-check-failed-">the documentation</a> for more details.
                  </div>
                </div>
                </p>
                <p>