```Python
item: Item
```

...and with that single declaration you get:

* Editor support, including:
    * Completion.
    * Type checks.
* Validation of data:
    * Automatic and clear errors when the data is invalid.
    * Validation even for deeply nested JSON objects.

  private void weaklyReferenceQueue() {
    frq = new FinalizableReferenceQueue();
    queueReference = new WeakReference<>(frq.queue);

    /*
     * Queue and clear a reference for good measure. We test later on that
     * the finalizer thread stopped, but we should test that it actually
     * started first.
     */
    reference =

  private void weaklyReferenceQueue() {
    frq = new FinalizableReferenceQueue();
    queueReference = new WeakReference<>(frq.queue);

    /*
     * Queue and clear a reference for good measure. We test later on that
     * the finalizer thread stopped, but we should test that it actually
     * started first.
     */
    reference =

     * @return HTML response for the reset list
     */
    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse reset(final SearchForm form) {
        fileAuthenticationPager.clear();
        return asHtml(path_AdminFileauth_AdminFileauthJsp).renderWith(data -> {
            searchPaging(data, form);
        });
    }

    /**
     * Sets up data for search result pagination.
     *

     * @return HTML response with the reset request header list
     */
    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse reset(final SearchForm form) {
        reqHeaderPager.clear();
        return asHtml(path_AdminReqheader_AdminReqheaderJsp).renderWith(data -> {
            searchPaging(data, form);
        });
    }

    /**

Et ajouter des annotations de types ne crée normalement pas de différence avec le comportement qui aurait eu lieu si elles n'étaient pas là.

Maintenant, imaginez que vous êtes en train de créer cette fonction, mais avec des annotations de type cette fois.

Au même moment que durant l'exemple précédent, vous essayez de déclencher l'auto-complétion et vous voyez :

<img src="/img/python-types/image02.png">

        // been closed since this read began we must discard the incoming data and tell the
        // connection we've done so.
        withLock {
          if (closed) {
            receiveBuffer.clear()
          } else {
            val wasEmpty = readBuffer.size == 0L
            readBuffer.writeAll(receiveBuffer)
            if (wasEmpty) {
              notifyAll()
            }
          }
        }

    /**
     * Clears a scroll context.
     *
     * @param scrollId The scroll ID to clear.
     */
    public void clearScroll(final String scrollId) {
        if (scrollId != null) {
            prepareClearScroll().addScrollId(scrollId)
                    .execute(ActionListener.wrap(res -> {}, e -> logger.warn("Failed to clear " + scrollId, e)));
        }
    }

    /**
     * Listener for connection events.

        info.setCapability(capability);

        return info;
    }

    private void encodeSockaddr(byte[] buffer, int offset) {
        // MS-SMB2: SockAddr_Storage field is 128 bytes
        // Clear the entire field first
        for (int i = 0; i < 128; i++) {
            buffer[offset + i] = 0;
        }

        if (ipv6) {
            // IPv6 sockaddr_in6 structure (Windows AF_INET6 = 23)

     */
    public void cleanup(final String sessionId) {
        // TODO transaction?
        urlQueueService.delete(sessionId);
        dataService.delete(sessionId);
        urlFilter.clear();
    }

    /**
     * Closes the crawler, releasing resources.
     * This method is called automatically when the crawler is used in a try-with-resources statement.
     */
    @Override