transformValues(ImmutableMap.of("a", 1), Functions.toStringFunction());
    assertThrows(UnsupportedOperationException.class, () -> map.put("b", "2"));

    assertThrows(UnsupportedOperationException.class, () -> map.putAll(ImmutableMap.of("b", "2")));

    assertThrows(
        UnsupportedOperationException.class,
        () -> map.entrySet().iterator().next().setValue("one"));
  }

  public void testTransformRemoveEntry() {

 * this class may be obtained with {@link #copyOf(ValueGraph)}.
 *
 * <p>See the Guava User's Guide's <a
 * href="https://github.com/google/guava/wiki/GraphsExplained#immutable-implementations">discussion
 * of the {@code Immutable*} types</a> for more information on the properties and guarantees
 * provided by this class.
 *
 * @author James Sexton
 * @author Jens Nyman

from pydantic_settings import BaseSettings, SettingsConfigDict


class Settings(BaseSettings):
    app_name: str = "Awesome API"
    admin_email: str
    items_per_user: int = 50

from typing import Union

from pydantic.v1 import BaseModel


class Item(BaseModel):
    name: str
    description: Union[str, None] = None

 * </ul>
 *
 * <p>The client handles timeout management for access operations and includes proper
 * resource cleanup mechanisms.
 */
public class S3Client extends AbstractCrawlerClient {

    private static final Logger logger = LogManager.getLogger(S3Client.class);

    /**
     * The character encoding to use for content. Defaults to UTF-8.
     */
    protected String charset = Constants.UTF_8;

    /**

   * instance, since {@code PermittedExceptions} is thrown only when a method call is invalid.
   *
   * <p>This class is accessible but not supported in GWT as it references {@link
   * PermittedMetaException}.
   */
  protected final class MultiExceptionListIterator implements ListIterator<E> {
    // TODO: track seen elements when order isn't guaranteed
    // TODO: verify contents afterward

package clause

		switch err {
		case openid.ErrTokenExpired:
			switch action {
			case clientGrants:
				writeSTSErrorResponse(ctx, w, ErrSTSClientGrantsExpiredToken, err)
			case webIdentity:
				writeSTSErrorResponse(ctx, w, ErrSTSWebIdentityExpiredToken, err)
			}
			return
		case auth.ErrInvalidDuration:
			writeSTSErrorResponse(ctx, w, ErrSTSInvalidParameterValue, err)

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

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

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

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