Vous pouvez créer des dépendances qui ont des sous-dépendances.

Elles peuvent être aussi profondes que nécessaire.

**FastAPI** se chargera de les résoudre.

## Créer une première dépendance « dependable » { #first-dependency-dependable }

Vous pouvez créer une première dépendance (« dependable ») comme :

{* ../../docs_src/dependencies/tutorial005_an_py310.py hl[8:9] *}

      <url>file://dummy</url>
    </repository>
  </repositories>
  <dependencies>
    <dependency>
      <groupId>maven-test</groupId>
      <artifactId>t08-b</artifactId>
      <version>1.0</version>
      <type>jar</type>
      <scope>compile</scope>
    </dependency>
  </dependencies>

  <description>Maven 4 API - Immutable Toolchain model.</description>

  <dependencies>
    <dependency>
      <groupId>org.apache.maven</groupId>
      <artifactId>maven-api-annotations</artifactId>
    </dependency>
    <dependency>
      <groupId>org.apache.maven</groupId>
      <artifactId>maven-api-xml</artifactId>
    </dependency>
  </dependencies>

  <build>
    <plugins>
      <plugin>

    comment = " Generated - Update by running `./gradlew updateAgpVersions`"
    currentGradleVersion = gradleModule.identity.version
    propertiesFile = layout.projectDirectory.file("gradle/dependency-management/agp-versions.properties")
    compatibilityDocFile = layout.projectDirectory.file("platforms/documentation/docs/src/docs/userguide/releases/compatibility.adoc")
}

     *
     * @param dependency dependency for which to get the coordinates
     * @return coordinates for the given dependency
     *
     * @see DependencyCoordinatesFactory#create(Session, Dependency)
     */
    @Nonnull
    DependencyCoordinates createDependencyCoordinates(@Nonnull Dependency dependency);

    /**

        for (Iterator<Dependency> it = depMgmt.getDependencies().iterator(); it.hasNext(); ) {
            Dependency dependency = it.next();

            if (!"pom".equals(dependency.getType()) || !"import".equals(dependency.getScope())) {
                continue;
            }

            it.remove();

            String groupId = dependency.getGroupId();

                      <dependencies>
                        <dependency>
                          <groupId>org.junit</groupId>
                          <artifactId>junit-bom</artifactId>
                          <version>5.11.1</version>
                          <type>pom</type>
                          <scope>import</scope>
                        </dependency>
                      </dependencies>

  </properties>
  <dependencyManagement>
    <dependencies>
      <dependency>
        <groupId>org.jspecify</groupId>
        <artifactId>jspecify</artifactId>
        <version>${jspecify.version}</version>
      </dependency>
      <dependency>
        <groupId>com.google.errorprone</groupId>
        <artifactId>error_prone_annotations</artifactId>

    ] = None,
    *,
    use_cache: Annotated[
        bool,
        Doc(
            """
            By default, after a dependency is called the first time in a request, if
            the dependency is declared again for the rest of the request (for example
            if the dependency is needed by several dependencies), the value will be
            re-used for the rest of the request.

    }
  },
  "variants": [
    {
      "name": "${variant.jvmEnvironmentVariantName}ApiElements",
      "attributes": {
        "org.gradle.category": "library",
        "org.gradle.dependency.bundling": "external",
        "org.gradle.jvm.version": "8",
        "org.gradle.jvm.environment": "${variant.jvmEnvironment}",
        "org.gradle.libraryelements": "jar",
        "org.gradle.usage": "java-api"
      },