Vous pouvez aussi retourner des models **Pydantic** (qui seront détaillés plus tard).

Il y a de nombreux autres objets et modèles qui seront automatiquement convertis en JSON. Essayez d'utiliser vos favoris, il est fort probable qu'ils soient déjà supportés.

## Récapitulatif

* Importez `FastAPI`.

Créez ensuite des attributs de classe avec des valeurs fixes, qui seront les valeurs autorisées pour cette énumération.

```Python hl_lines="1  6-9"
{!../../docs_src/path_params/tutorial005.py!}
```

/// info

<a href="https://docs.python.org/3/library/enum.html" class="external-link" target="_blank">Les énumérations (ou enums) sont disponibles en Python</a> depuis la version 3.4.

///

/// tip | "Astuce"

<div style="text-align: right; margin-right: 10%;">Kabir Khan - <strong>Microsoft</strong> <a href="https://github.com/fastapi/fastapi/pull/26" target="_blank"><small>(ref)</small></a></div>

---

	pl := make([]byte, size)
	for i := 0; i < nFolders; i++ {
		name := filepath.Join(base, bucket, fmt.Sprint(i), "0.txt")
		err := os.MkdirAll(filepath.Dir(name), os.ModePerm)
		if err != nil {
			t.Fatal(err)
		}
		for j := 0; j < nFiles; j++ {
			name := filepath.Join(base, bucket, fmt.Sprint(i), fmt.Sprint(j)+".txt")
			err = os.WriteFile(name, pl, os.ModePerm)
			if err != nil {
				t.Fatal(err)
			}
		}

		iB, okBi := b.bytesToInt()
		if okAi && okBi {
			a.setInt(iA)
			b.setInt(iB)
			return nil
		}

		fA, okAf := a.bytesToFloat()
		fB, okBf := b.bytesToFloat()
		if okAf && okBf {
			a.setFloat(fA)
			b.setFloat(fB)
			return nil
		}

		// Check if they int and float combination.
		if okAi && okBf {
			a.setInt(iA)
			b.setFloat(fA)
			return nil
		}
		if okBi && okAf {

    public static final String MAVEN_STYLE_SUCCESS_NAME = "success";
    public static final String MAVEN_STYLE_FAILURE_NAME = "failure";
    public static final String MAVEN_STYLE_STRONG_NAME = "strong";
    public static final String MAVEN_STYLE_MOJO_NAME = "mojo";
    public static final String MAVEN_STYLE_PROJECT_NAME = "project";

    // Default Values

s.decrementHour(),this.minute=b+60):this.minute=b},decrementSecond:function(){var a=this.second-this.secondStep;0>a?(this.decrementMinute(!0),this.second=a+60):this.second=a},elementKeydown:function(a){switch(a.which){case 9:if(a.shiftKey){if("hour"===this.highlightedUnit){this.hideWidget();break}this.highlightPrevUnit()}else{if(this.showMeridian&&"meridian"===this.highlightedUnit||this.showSeconds&&"second"===this.highlightedUnit||!this.showMeridian&&!this.showSeconds&&"minute"===this.highlight...

        querySet.add("BBB");

        document.put("title", "111AaA222bbb");
        assertEquals("111<strong>AaA</strong>222<strong>bbb</strong>", viewHelper.getContentTitle(document));

        querySet.add("on");
        document.put("title", "on 111 strong on aaaa");

        target.setExcludes( Arrays.asList( "first", "second", "third" ) );
        PatternSet source = new PatternSet();
        source.setExcludes( Arrays.asList( "first", "second", "third" ) );

        modelMerger.mergePatternSet_Excludes( target, source, true, null );

        assertThat( target.getExcludes(), contains( "first", "second", "third" ) );
    }

    @Test
    public void mergeSameFilters()

			},
		},
	}
	for _, size := range []int{1, 10, 1000, 100_000} {
		b.Run(fmt.Sprint(size, "-versions"), func(b *testing.B) {
			var xl xlMetaV2
			ids := make([]string, size)
			for i := 0; i < size; i++ {
				fi.VersionID = mustGetUUID()
				fi.DataDir = mustGetUUID()
				ids[i] = fi.VersionID
				fi.ModTime = fi.ModTime.Add(-time.Second)
				xl.AddVersion(fi)
			}
			// Encode all. This is used for benchmarking.