Wenn Sie mit JWT-Tokens spielen und sehen möchten, wie sie funktionieren, schauen Sie sich <a href="https://jwt.io/" class="external-link" target="_blank">https://jwt.io</a> an.

## `PyJWT` installieren { #install-pyjwt }

Wir müssen `PyJWT` installieren, um die JWT-Tokens in Python zu generieren und zu verifizieren.

## Instalar `PyJWT` { #install-pyjwt }

Necesitamos instalar `PyJWT` para generar y verificar los tokens JWT en Python.

Asegúrate de crear un [entorno virtual](../../virtual-environments.md){.internal-link target=_blank}, activarlo y luego instalar `pyjwt`:

<div class="termy">

```console
$ pip install pyjwt

from starlette.types import ASGIApp, ExceptionHandler, Lifespan, Receive, Scope, Send
from typing_extensions import deprecated

AppType = TypeVar("AppType", bound="FastAPI")


class FastAPI(Starlette):
    """
    `FastAPI` app class, the main entrypoint to use FastAPI.

    Read more in the
    [FastAPI docs for First Steps](https://fastapi.tiangolo.com/tutorial/first-steps/).

    ## Example

    ```python

/**
 * This interceptor recovers from failures and follows redirects as necessary. It may throw an
 * [IOException] if the call was canceled.
 */
class RetryAndFollowUpInterceptor(
  private val client: OkHttpClient,
) : Interceptor {
  @Throws(IOException::class)
  override fun intercept(chain: Interceptor.Chain): Response {
    val realChain = chain as RealInterceptorChain
    var request = chain.request

/**
 * The handler of multipart request (fileupload request). <br>
 * This instance is created per one multipart request.
 * @author modified by jflute (originated in Seasar)
 */
public class FessMultipartRequestHandler implements MultipartRequestHandler {

    // ===================================================================================

import java.util.List;
import java.util.Map;

import com.ibm.icu.text.Transliterator;

/**
 * Converts Katakana characters to their corresponding Alphabet representations.
 *
 * <p>
 * This class implements the {@link ReadingConverter} interface and provides a method to convert a given
 * Katakana string into a list of possible Alphabet readings. It uses a predefined mapping of Katakana

import org.dbflute.optional.OptionalEntity;

import jakarta.annotation.Resource;

/**
 * Service class for managing web authentication configurations.
 * Provides CRUD operations for web authentication settings including
 * listing, retrieving, storing, and deleting authentication configurations.
 */
public class WebAuthenticationService {

    /**
     * Default constructor.
     */
    public WebAuthenticationService() {

    private static final long serialVersionUID = 1L;
    protected static final Class<?> suppressUnusedImportLocalDateTime = LocalDateTime.class;

    // ===================================================================================
    //                                                                           Attribute

import org.dbflute.exception.IllegalBehaviorStateException;
import org.dbflute.util.DfTypeUtil;

/**
 * @author FreeGen
 */
public class SearchLogBhv extends BsSearchLogBhv {
    private static final Logger logger = LogManager.getLogger(SearchLogBhv.class);

    private String indexName = null;

    @Override
    protected String asEsIndex() {
        if (indexName == null) {

import static org.junit.jupiter.api.Assertions.assertTrue;
import static org.mockito.Mockito.mock;

import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;

/**
 * Tests for the SmbComOpenAndX class.
 */
class SmbComOpenAndXTest {

    private SmbComOpenAndX smbComOpenAndX;
    private final String fileName = "testFile.txt";
    private final int access = SmbFile.GENERIC_READ | SmbFile.GENERIC_WRITE;