# `FastAPI` class

Here's the reference information for the `FastAPI` class, with all its parameters, attributes and methods.

You can import the `FastAPI` class directly from `fastapi`:

```python
from fastapi import FastAPI
```

::: fastapi.FastAPI
    options:
        members:
            - openapi_version
            - webhooks
            - state
            - dependency_overrides
            - openapi

    links = null;
    return result;
  }

  /*
   * For discussion of the safety of the following methods for operating on predecessors and
   * successors, see the comments near the end of CompactHashMap, noting that the methods here call
   * link(), which is defined at the end of this file.
   */

  private int getPredecessor(int entry) {

			subrouter.Methods(http.MethodPost).Path(storageRESTVersionPrefix + storageRESTMethodDeleteVersions).HandlerFunc(h(server.DeleteVersionsHandler))
			subrouter.Methods(http.MethodPost).Path(storageRESTVersionPrefix + storageRESTMethodVerifyFile).HandlerFunc(h(server.VerifyFileHandler))
			subrouter.Methods(http.MethodPost).Path(storageRESTVersionPrefix + storageRESTMethodStatInfoFile).HandlerFunc(h(server.StatInfoFile))

The new [T.Chdir] and [B.Chdir] methods can be used to change the working

import assertk.assertThat
import assertk.assertions.isEqualTo
import assertk.assertions.startsWith
import mockwebserver3.MockResponse
import mockwebserver3.MockWebServer
import org.apache.hc.client5.http.classic.methods.HttpGet
import org.apache.hc.client5.http.impl.classic.HttpClients
import org.apache.hc.core5.http.io.entity.EntityUtils
import org.junit.jupiter.api.AfterEach
import org.junit.jupiter.api.Test

/**

        }
    }

    @Test
    void testExtendedPluginDescriptor() {
        ExtendedPluginDescriptor.Builder builder = new ExtendedPluginDescriptor.Builder();
        // make sure to call the subclasses' builder methods first, otherwise fluent API would not work
        builder.additionalField("additional")
                .groupId("org.apache.maven")
                .artifactId("maven-plugin-api")
                .version("1.0.0");

 * the License.
 */

/**
 * Utility methods and classes for I/O; for example input streams, output streams, readers, writers,
 * and files.
 *
 * <p>At the core of this package are the Source/Sink types: {@link ByteSource ByteSource}, {@link
 * CharSource CharSource}, {@link ByteSink ByteSink} and {@link CharSink CharSink}. They are
 * factories for I/O streams that provide many convenience methods that handle both opening and

# Apprendre

Voici les sections introductives et les tutoriels pour apprendre **FastAPI**.

 * FluentFuture.catching} family of methods. Those versions have slightly different signatures.
 */
@ElementTypesAreNonnullByDefault
abstract class GwtFluentFutureCatchingSpecialization<V extends @Nullable Object>
    extends AbstractFuture<V> {
  /*
   * In the GWT versions of the methods (below), every exceptionType parameter is required to be

 */
@file:Suppress("INVISIBLE_MEMBER", "INVISIBLE_REFERENCE")

package okhttp3

import java.io.IOException
import okhttp3.internal.SuppressSignatureCheck

/** Data classes that correspond to each of the methods of [ConnectionListener]. */
@SuppressSignatureCheck
sealed class ConnectionEvent {
  abstract val timestampNs: Long
  open val connection: Connection?
    get() = null