This time, it will overwrite the method `APIRoute.get_route_handler()`.

This method returns a function. And that function is what will receive a request and return a response.

Here we use it to create a `GzipRequest` from the original request.

{* ../../docs_src/custom_request_and_route/tutorial001_an_py310.py hl[19:27] *}

/// note | Technical Details

   * each other or identical non-finite values.
   */
  private static final Correspondence<Double, Double> QUANTILE_CORRESPONDENCE =
      Correspondence.from(
          new BinaryPredicate<Double, Double>() {
            @Override
            public boolean apply(@Nullable Double actual, @Nullable Double expected) {

   * each other or identical non-finite values.
   */
  private static final Correspondence<Double, Double> QUANTILE_CORRESPONDENCE =
      Correspondence.from(
          new BinaryPredicate<Double, Double>() {
            @Override
            public boolean apply(@Nullable Double actual, @Nullable Double expected) {

Agora inicie o Traefik:

<div class="termy">

```console
$ ./traefik --configFile=traefik.toml

INFO[0000] Configuration loaded from file: /home/user/awesomeapi/traefik.toml
```

</div>

E agora inicie sua aplicação, usando a opção `--root-path`:

<div class="termy">

```console

stale_uploads_cleanup_interval  (duration)  set to change intervals when stale multipart uploads are expired (default: '6h')
delete_cleanup_interval         (duration)  set to change intervals when deleted objects are permanently deleted from ".trash" folder (default: '5m')
odirect                         (boolean)   set to enable or disable O_DIRECT for writes under special conditions. NOTE: do not disable O_DIRECT without prior testing (default: 'on')

     */
    public void setPageNumberList(final List<Integer> pageNumberList) {
        this.pageNumberList = pageNumberList;
    }

    /**
     * Gets the default page size from the Fess configuration.
     *
     * @return the default page size configured in the system
     */
    protected int getDefaultPageSize() {
        return ComponentUtil.getFessConfig().getPagingPageSizeAsInteger();

        byte[] buffer = new byte[] { 0x00, 0x01, 0x02, 0x03, 0x04 };
        assertThrows(ArrayIndexOutOfBoundsException.class, () -> response.readParameterWordsWireFormat(buffer, 2) // Only 3 bytes available from offset 2
        );
    }

    @Test
    @DisplayName("readParameterWordsWireFormat with valid offset - correctly reads data")
    void testReadParameterWordsWithValidOffset() {

                    goal = p[3];
                } else {
                    // invalid
                    LOGGER.warn(
                            "Ignored invalid goal specification '{}' from lifecycle mapping for phase {}",
                            mojo.getGoal(),
                            phase);
                    continue;
                }

                        + " but there is no POM in this directory (" + session.getTopDirectory() + ")."
                        + " Please verify you invoked Maven from the correct directory.");
            }

            List<TaskSegment> taskSegments = calculateTaskSegments(session);
            if (taskSegments.isEmpty()) {

But for `Item-Output`, `description` is **required**, it has a red asterisk.

<div class="screenshot">
<img src="/img/tutorial/separate-openapi-schemas/image04.png">
</div>

With this feature from **Pydantic v2**, your API documentation is more **precise**, and if you have autogenerated clients and SDKs, they will be more precise too, with a better **developer experience** and consistency. 🎉