You can create production applications with **FastAPI** right now (and you have probably been doing it for some time), you just have to make sure that you use a version that works correctly with the rest of your code.

## Pin your `fastapi` version

				IstioNamespace: "istio-system",
			})
			if !c.noIstiod {
				client, err := ctx.CLIClientWithRevision(c.revision)
				assert.NoError(t, err)
				_, err = client.Kube().CoreV1().Pods("istio-system").Create(context.TODO(), &corev1.Pod{
					ObjectMeta: metav1.ObjectMeta{
						Name:      "istiod-test",
						Namespace: "istio-system",
						Labels: map[string]string{
							"app":                 "istiod",

	globalCertsCADir = defaultCertsCADir
)

// Get - returns current directory.
func (dir *ConfigDir) Get() string {
	return dir.path
}

// Attempts to create all directories, ignores any permission denied errors.
func mkdirAllIgnorePerm(path string) error {
	err := os.MkdirAll(path, 0o700)
	if err != nil {
		// It is possible in kubernetes like deployments this directory

    context.resource.shutdownAll()
  }

  private companion object {
    private val logger = Logger.getLogger(MockWebServerExtension::class.java.name)
    private val namespace = ExtensionContext.Namespace.create(MockWebServerExtension::class.java)
    private val defaultName = MockWebServerExtension::class.java.simpleName
  }

@ElementTypesAreNonnullByDefault
class RegularImmutableMultiset<E> extends ImmutableMultiset<E> {
  static final RegularImmutableMultiset<Object> EMPTY =
      new RegularImmutableMultiset<>(ObjectCountHashMap.create());

  final transient ObjectCountHashMap<E> contents;
  private final transient int size;

  @LazyInit @CheckForNull private transient ImmutableSet<E> elementSet;

    protected boolean useFilename = false;

    protected boolean useFilenameOnOctetStream = true;

    public MimeTypeHelperImpl() {
        try {
            mimeTypes = MimeTypesFactory.create(MIME_TYPES_RESOURCE_NAME);
        } catch (final Exception e) {
            throw new CrawlerSystemException("Could not initialize MimeTypeHelper.", e);
        }
    }

    @Override

 * explanation.
 *
 * @param <K> the most general key type this builder will be able to create caches for. This is
 *     normally {@code Object} unless it is constrained by using a method like {@code
 *     #removalListener}. Cache keys may not be null.
 * @param <V> the most general value type this builder will be able to create caches for. This is
 *     normally {@code Object} unless it is constrained by using a method like {@code

   * @since 28.2
   */
  public static <O extends @Nullable Object> ListenableFuture<O> submit(
      Callable<O> callable, Executor executor) {
    TrustedListenableFutureTask<O> task = TrustedListenableFutureTask.create(callable);
    executor.execute(task);
    return task;
  }

  /**
   * Executes {@code runnable} on the specified {@code executor}, returning a {@code Future} that
   * will complete after execution.
   *

  }

  /**
   * Ensure enough connections open to [address] to satisfy its [ConnectionPool.AddressPolicy].
   * If there are already enough connections, we're done.
   * If not, we create one and then schedule the task to run again immediately.
   */
  private fun openConnections(state: AddressState): Long {
    // This policy does not require minimum connections, don't run again

    private ValueHolder holderTail = holderHead;
    private boolean omitNullValues = false;
    private boolean omitEmptyValues = false;

    /** Use {@link MoreObjects#toStringHelper(Object)} to create an instance. */
    private ToStringHelper(String className) {
      this.className = checkNotNull(className);
    }

    /**