/**
     * Creates a derived session using the given local repository.
     *
     * @param localRepository the new local repository
     * @return the derived session
     * @throws NullPointerException if {@code localRepository} is null
     */
    @Nonnull
    Session withLocalRepository(@Nonnull LocalRepository localRepository);

    /**
     * Creates a derived session using the given remote repositories.
     *

        websocket: WebSocket,
        session: Annotated[str | None, Cookie()] = None,
        item_id: str,
    ):
        if session is None:
            raise WebSocketException(code=status.WS_1008_POLICY_VIOLATION)
        await websocket.accept()
        while True:
            data = await websocket.receive_text()
            await websocket.send_text(f"Session cookie is: {session}")

        TaskSegment mergedSegment = new TaskSegment(false);

        for (TaskSegment taskSegment : taskSegments) {
            mergedSegment.getTasks().addAll(taskSegment.getTasks());
        }

        return lifecycleExecutionPlanCalculator.calculateExecutionPlan(
                session, session.getCurrentProject(), mergedSegment.getTasks(), setup);

import org.apache.maven.api.annotations.ThreadSafe;

/**
 * A container for data that is specific to a session.
 * All components may use this storage to associate arbitrary data with a session.
 * <p>
 * Unlike a cache, this session data is not subject to purging. For this same reason, session data should also not be
 * abused as a cache (i.e. for storing values that can be re-calculated) to avoid memory exhaustion.
 * <p>

            final HttpServletResponse response = LaResponseUtil.getResponse();

            final HttpSession session = request.getSession(false);
            if (session != null) {
                final String sesState = (String) session.getAttribute(SAML_STATE);
                if (StringUtil.isNotBlank(sesState)) {
                    session.removeAttribute(SAML_STATE);
                    try {

	// https://docs.aws.amazon.com/STS/latest/APIReference/API_AssumeRoleWithWebIdentity.html
	// The plain text that you use for both inline and managed session
	// policies shouldn't exceed 2048 characters.
	if len(sessionPolicyStr) > 2048 {
		writeSTSErrorResponse(ctx, w, ErrSTSInvalidParameterValue, fmt.Errorf("Session policy should not exceed 2048 characters"))
		return
	}

	if len(sessionPolicyStr) > 0 {

<img src="/img/python-types/image06.png">

Beachten Sie, das bedeutet: „`one_person` ist eine **Instanz** der Klasse `Person`“.

Es bedeutet nicht: „`one_person` ist die **Klasse** genannt `Person`“.

## Pydantic Modelle

<a href="https://pydantic-docs.helpmanual.io/" class="external-link" target="_blank">Pydantic</a> ist eine Python-Bibliothek für die Validierung von Daten.

import org.lastaflute.web.ruts.process.ActionRuntime;
import org.lastaflute.web.servlet.request.RequestManager;
import org.lastaflute.web.servlet.request.ResponseManager;
import org.lastaflute.web.servlet.session.SessionManager;
import org.lastaflute.web.validation.ActionValidator;
import org.lastaflute.web.validation.LaValidatable;
import org.lastaflute.web.validation.VaMessenger;

/**
 * @author jflute
 */

    }

    @Override
    public void addRepository(@Nonnull Session session, Repository repository) {
        addRepository(session, repository, false);
    }

    @Override
    public void addRepository(Session session, Repository repository, boolean replace) {
        RepositorySystemSession rsession = InternalSession.from(session).getSession();
        if (rsession.isIgnoreArtifactDescriptorRepositories()) {

            RepositorySystemSession session, ArtifactDescriptorRequest request) throws ArtifactDescriptorException {
        ArtifactDescriptorResult result = new ArtifactDescriptorResult(request);

        Model model = loadPom(session, request, result);
        if (model != null) {
            Map<String, Object> config = session.getConfigProperties();
            ArtifactDescriptorReaderDelegate delegate =