* Backend Python <a href="https://github.com/fastapi/fastapi" class="external-link" target="_blank">**FastAPI**</a> :
    * **Rapide** : Très hautes performances, comparables à **NodeJS** ou **Go** (grâce à Starlette et Pydantic).
    * **Intuitif** : Excellent support des éditeurs. <abbr title="aussi appelée auto-complétion, autocomplétion, IntelliSense...">Complétion</abbr> partout. Moins de temps passé à déboguer.

            true
          } catch (e: Exception) {
            false
          }
        }.build()

    val request =
      Request
        .Builder()
        .url("https://sni.cloudflaressl.com/cdn-cgi/trace")
        .header("Host", "cloudflare-dns.com")
        .build()
    client.newCall(request).execute().use { response ->
      assertThat(response.code).isEqualTo(200)

            - websocket
            - include_router
            - get
            - put
            - post
            - delete
            - options
            - head
            - patch
            - trace
            - on_event
            - middleware

            assertTrue(result.contains(message));
            assertFalse(result.contains("\n"));
        }

        @Test
        @DisplayName("Should include stack trace when root cause exists")
        void testToStringWithRootCause() {
            String message = "Transport error";
            String rootMessage = "Root cause error";

   * custom builds of OkHttp please include a qualifier your version name, like "4.7.0-mycompany.3".
   * The version string is configured in the root project's `build.gradle`.
   *
   * Note that OkHttp's runtime version may be different from the version specified in your
   * project's build file due to the dependency resolution features of your build tool.
   *
   * [semver]: https://semver.org

        assertTrue(exception instanceof Throwable);
    }

    public void test_stackTrace() {
        // Test that stack trace is generated properly
        LdapConfigurationException exception = new LdapConfigurationException("Stack trace test");

        StackTraceElement[] stackTrace = exception.getStackTrace();
        assertNotNull(stackTrace);
        assertTrue(stackTrace.length > 0);

        assertEquals(parseException, cause);
        assertEquals("Query parsing failed", cause.getMessage());
    }

    public void test_stackTrace() {
        // Test that stack trace is properly set
        ParseException parseException = new ParseException("Stack trace test");
        QueryParseException queryParseException = new QueryParseException(parseException);

        StackTraceElement[] stackTrace = queryParseException.getStackTrace();

    thread.join();
    // It's possible to race and suspend the thread just before the park call actually takes effect,
    // causing the thread to be suspended for 3.5 seconds, and then park itself for 2 seconds after
    // being resumed. To avoid a flake in this scenario, calculate how long that thread actually
    // waited and assert based on that time. Empirically, the race where the thread ends up waiting

    then
      GORM_DIALECT=${dialect} go test -race -count=1 ./...
      if [ -d tests ]
      then
        cd tests
        GORM_DIALECT=${dialect} go test -race -count=1 ./...
        cd ..
      fi
    else
      GORM_DIALECT=${dialect} go test -race -count=1 -v ./...
      if [ -d tests ]
      then
        cd tests
        GORM_DIALECT=${dialect} go test -race -count=1 -v ./...
        cd ..
      fi
    fi

{* ../../docs_src/background_tasks/tutorial001.py hl[6:9] *}

## Ajouter une tâche d'arrière-plan

Dans votre *fonction de chemin*, passez votre fonction de tâche à l'objet de type `BackgroundTasks` (`background_tasks` ici) grâce à la méthode `.add_task()` :


{* ../../docs_src/background_tasks/tutorial001.py hl[14] *}

`.add_task()` reçoit comme arguments :

* Une fonction de tâche à exécuter en arrière-plan (`write_notification`).