import com.google.common.collect.testing.features.CollectionSize;
import java.util.Iterator;
import org.junit.Ignore;

/**
 * Tests for {@code Multiset.entrySet}.
 *
 * @author Jared Levy
 */
@GwtCompatible
@Ignore("test runners must not instantiate and run this directly, only via suites we build")
// @Ignore affects the Android test runner, which respects JUnit 4 annotations on JUnit 3 tests.

import java.lang.annotation.Inherited;
import java.lang.annotation.Retention;
import java.lang.reflect.Method;
import java.util.Set;
import junit.framework.TestCase;

/**
 * @author George van den Driessche
 */
public class FeatureUtilTest extends TestCase {
  enum ExampleFeature implements Feature<Object> {
    FOO,
    IMPLIES_FOO,
    IMPLIES_IMPLIES_FOO,
    BAR,
    IMPLIES_BAR,

 * Number types, collections, and classes in the org.codelibs package. For custom
 * requirements, use the overloaded methods that accept a custom filter.
 * </p>
 *
 * @author higa
 */
public abstract class SerializeUtil {

    /**
     * Do not instantiate.
     */
    protected SerializeUtil() {
    }

    private static final int BYTE_ARRAY_SIZE = 8 * 1024;

    /**

import jcifs.SmbFileHandle;
import jcifs.internal.smb1.com.SmbComBlankResponse;
import jcifs.internal.smb1.com.SmbComClose;
import jcifs.internal.smb2.create.Smb2CloseRequest;
import jcifs.util.Hexdump;

/**
 * @author mbechler
 *
 */
class SmbFileHandleImpl implements SmbFileHandle {

    private static final Logger log = LoggerFactory.getLogger(SmbFileHandleImpl.class);

    private final Configuration cfg;

 *
 * <p>See the Guava User Guide article on <a href=
 * "https://github.com/google/guava/wiki/CollectionUtilitiesExplained#lists">{@code Lists}</a>.
 *
 * @author Kevin Bourrillion
 * @author Mike Bostock
 * @author Louis Wasserman
 * @since 2.0
 */
@GwtCompatible
public final class Lists {
  private Lists() {}

  // ArrayList

  /**

 * calculate <i>only</i> the mean.
 *
 * <p><b>Java 8+ users:</b> If you are not using any of the variance statistics, you may wish to use
 * built-in JDK libraries instead of this class.
 *
 * @author Pete Gillin
 * @author Kevin Bourrillion
 * @since 20.0
 */
@J2ktIncompatible
@GwtIncompatible
public final class Stats implements Serializable {

  private final long count;
  private final double mean;

    a) Disclaiming warranty or limiting liability differently from the
    terms of sections 15 and 16 of this License; or

    b) Requiring preservation of specified reasonable legal notices or
    author attributions in that material or in the Appropriate Legal
    Notices displayed by works containing it; or

    c) Prohibiting misrepresentation of the origin of that material, or

import java.util.logging.LogRecord;
import java.util.logging.Logger;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Tests for {@link ServiceManager}.
 *
 * @author Luke Sandberg
 * @author Chris Nokleberg
 */
@NullUnmarked
@GwtIncompatible
@J2ktIncompatible
public class ServiceManagerTest extends TestCase {

  private static class NoOpService extends AbstractService {
    @Override

你可以在 GitHub 上「关注」FastAPI（点击右上角的「watch」按钮）：[https://github.com/fastapi/fastapi](https://github.com/fastapi/fastapi)。👀

在那里你可以选择「Releases only」。

这样做之后，每当 **FastAPI** 发布新版本（包含修复和新功能），你都会收到通知（邮件）。

## 联系作者 { #connect-with-the-author }

你可以联系[我（Sebastián Ramírez / `tiangolo`）](https://tiangolo.com)，作者本人。

你可以：

* [在 **GitHub** 上关注我](https://github.com/tiangolo)。
    * 了解我创建的其他开源项目，也许对你有帮助。
    * 关注我何时创建新的开源项目。

Acho que `Union[SomeType, None]` é mais explícito quanto ao significado.

É apenas uma questão de palavras e nomes. Mas essas palavras podem influenciar como você e sua equipe pensam sobre o código.

Como exemplo, veja esta função: