@pytest.fixture(name="client")
def get_client():
    from pydantic import BaseModel, ValidationInfo, field_validator

    app = FastAPI()

    class ModelB(BaseModel):
        username: str

    class ModelC(ModelB):
        password: str

    class ModelA(BaseModel):
        name: str
        description: Optional[str] = None
        foo: ModelB
        tags: dict[str, str] = {}

import jetbrains.buildServer.configs.kotlin.buildSteps.script
import model.CIBuildModel
import model.Stage
import model.StageName
import model.TestCoverage
import model.TestType

class FlakyTestQuarantineTrigger(
    model: CIBuildModel,
    flakyTestQuarantineProject: FlakyTestQuarantineProject,
) : OsAwareBaseGradleBuildType(os = flakyTestQuarantineProject.os, init = {

# Histoire, conception et avenir

Il y a quelque temps, <a href="https://github.com/fastapi/fastapi/issues/3#issuecomment-454956920" class="external-link" target="_blank">un utilisateur de **FastAPI** a demandé</a> :

> Quelle est l'histoire de ce projet ? Il semble être sorti de nulle part et est devenu génial en quelques semaines [...].

Voici un petit bout de cette histoire.

## Alternatives

from fastapi.routing import APIRoute


class GzipRequest(Request):
    async def body(self) -> bytes:
        if not hasattr(self, "_body"):
            body = await super().body()
            if "gzip" in self.headers.getlist("Content-Encoding"):
                body = gzip.decompress(body)
            self._body = body
        return self._body


class GzipRoute(APIRoute):
    def get_route_handler(self) -> Callable:

### Instalar `pydantic-settings` { #install-pydantic-settings }

Primero, asegúrate de crear tu [entorno virtual](../virtual-environments.md){.internal-link target=_blank}, actívalo y luego instala el paquete `pydantic-settings`:

<div class="termy">

```console
$ pip install pydantic-settings
---> 100%

        maven = container.lookup(Maven.class);

        executionRequestPopulator = container.lookup(MavenExecutionRequestPopulator.class);

        modelProcessor = createModelProcessor(container);

        configurationProcessors = container.lookupMap(ConfigurationProcessor.class);

        toolchainsBuilder = container.lookup(ToolchainsBuilder.class);

 * limitations under the License.
 */

package gradlebuild.basics

import org.gradle.api.attributes.Attribute


enum class GradleModuleApiAttribute {
    API,
    IMPLEMENTATION;

    companion object {
        val attribute = Attribute.of(GradleModuleApiAttribute::class.java)
    }

@Ignore("test runners must not instantiate and run this directly, only via suites we build")
// @Ignore affects the Android test runner, which respects JUnit 4 annotations on JUnit 3 tests.
@SuppressWarnings("JUnit4ClassUsedInJUnit3")
public class MultisetCountTester<E> extends AbstractMultisetTester<E> {

  public void testCount_0() {
    assertEquals("multiset.count(missing) didn't return 0", 0, getMultiset().count(e3()));
  }

import gradlebuild.docs.dsl.source.model.TypeMetaData;
import org.w3c.dom.Element;

import java.util.Collection;
import java.util.HashSet;
import java.util.List;
import java.util.Set;

public class ClassDocMethodsBuilder extends ModelBuilderSupport {
    private final JavadocConverter javadocConverter;
    private final GenerationListener listener;

          .buildOrThrow();

  public void testNulls() {
    NullPointerTester tester =
        new NullPointerTester().setDefault(String.class, "HmacMD5").setDefault(Key.class, MD5_KEY);
    tester.testAllPublicConstructors(MacHashFunction.class);
    tester.testAllPublicInstanceMethods(new MacHashFunction("HmacMD5", MD5_KEY, "toString"));
  }

  public void testHashing() throws Exception {