{* ../../docs_src/python_types/tutorial010_py39.py hl[6] *}

And then, again, you get all the editor support:

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

Notice that this means "`one_person` is an **instance** of the class `Person`".

It doesn't mean "`one_person` is the **class** called `Person`".

## Pydantic models { #pydantic-models }

/**
 * Helper class for managing scheduled jobs within the Fess system.
 * This class provides functionality for registering, unregistering, and monitoring scheduled jobs.
 */
public class JobHelper {
    /** Logger instance for this class */
    private static final Logger logger = LogManager.getLogger(JobHelper.class);

    /**
     * Default constructor.
     */
    public JobHelper() {
        // Default constructor
    }

 * This class provides functionality to start, stop, and manage external processes
 * such as crawler processes, with proper resource cleanup and lifecycle management.
 */
public class ProcessHelper {
    /** Logger instance for this class */
    private static final Logger logger = LogManager.getLogger(ProcessHelper.class);

    /** Map of running processes indexed by session ID */

    }

    @Test
    @DisplayName("Test getters return initial null/zero values")
    void testInitialGetterValues() {
        // Create fresh instance
        SrvPipePeekResponse freshResponse = new SrvPipePeekResponse();

        // Verify initial state
        assertEquals(0, freshResponse.getNamedPipeState());

        assertSame(returnedGuid, secondGuid, "getServerGuid() returns the same array reference");
    }

    @Test
    @DisplayName("Test multiple decode calls on same instance")
    void testMultipleDecodeCalls() throws SMBProtocolDecodingException {
        // First decode
        byte[] buffer1 = new byte[50];
        SMBUtil.writeInt4(0x11111111, buffer1, 0);

 *   <li>Array element extraction</li>
 *   <li>Configurable field separator and array formatting</li>
 * </ul>
 */
public class JsonExtractor extends AbstractExtractor {
    /** Logger instance for this class. */
    private static final Logger logger = LogManager.getLogger(JsonExtractor.class);

    /** Jackson ObjectMapper for JSON parsing. */
    protected final ObjectMapper objectMapper = new ObjectMapper();

    private final LongAddable totalLoadTime = LongAddables.create();
    private final LongAddable evictionCount = LongAddables.create();

    /** Constructs an instance with all counts initialized to zero. */
    public SimpleStatsCounter() {}

    /**
     * @since 11.0
     */
    @Override
    public void recordHits(int count) {
      hitCount.add(count);
    }

    public Handler() {
        // Default constructor
    }

    /**
     * Opens a connection to the GCS URL.
     *
     * @param u The URL to open a connection to
     * @return A new GcsURLConnection instance
     * @throws IOException If the connection cannot be opened
     */
    @Override
    protected URLConnection openConnection(final URL u) throws IOException {
        return new GcsURLConnection(u);
    }

     */
    public Handler() {
        // Default constructor
    }

    /**
     * Opens a connection to the S3 URL.
     *
     * @param u The URL to open a connection to
     * @return A new S3URLConnection instance
     * @throws IOException If the connection cannot be opened
     */
    @Override
    protected URLConnection openConnection(final URL u) throws IOException {
        return new S3URLConnection(u);
    }

    private static final Logger logger = LogManager.getLogger(GcsStorageClient.class);

    private final Storage storage;
    private final String bucket;

    /**
     * Creates a new GcsStorageClient instance.
     *
     * @param projectId the GCS project ID
     * @param bucket the bucket name
     * @param endpoint the custom endpoint URL (optional, for fake-gcs-server etc.)