public int size() {
        return IntMath.saturatedAdd(inEdgeMap.size(), outEdgeMap.size() - selfLoopCount);
      }

      @Override
      public boolean contains(@Nullable Object obj) {
        return inEdgeMap.containsKey(obj) || outEdgeMap.containsKey(obj);
      }
    };
  }

  @Override
  public Set<E> inEdges() {
    return Collections.unmodifiableSet(inEdgeMap.keySet());
  }

  @Override

    final int value;

    Impl(int value) {
      this.value = value;
    }

    @Override
    public boolean equals(@Nullable Object obj) {
      return obj instanceof Impl && value == ((Impl) obj).value;
    }

    @Override
    public int hashCode() {
      return value;
    }

    @Override
    public String toString() {

    }

    @Override
    public boolean equals(Object obj) {
        if (this == obj) {
            return true;
        }
        if (obj == null) {
            return false;
        }
        if (getClass() != obj.getClass()) {
            return false;
        }

        ArtifactRepository other = (ArtifactRepository) obj;

        return eq(getId(), other.getId());
    }

    // instead of Object[].
    return delegateList().toArray(new Object[size()]);
  }

  @Override
  public boolean equals(@Nullable Object obj) {
    return delegateList().equals(obj);
  }

  @Override
  public int hashCode() {
    return delegateList().hashCode();
  }

  @Override
  public UnmodifiableIterator<E> iterator() {

                                 config=Config(signature_version='s3v4'),
                                 region_name='us-east-1')

    bucket = s3_resource.Bucket('testbucket')

    for obj in bucket.objects.all():
        print(obj)

    return "success"


if __name__ == '__main__':

    extends java.util.function.Function<F, T> {
  @Override
  @ParametricNullness
  T apply(@ParametricNullness F input);

  /**
   * <i>May</i> return {@code true} if {@code obj} is a {@code Function} that behaves identically to
   * this function.
   *
   * <p><b>Warning: do not depend</b> on the behavior of this method.
   *

                return new String[] { node.getTextContent() };
            default:
                Object obj = xObj.value();
                if (obj == null) {
                    obj = "";
                }
                return new String[] { obj.toString() };
            }
        } catch (final XPathException e) {
            logger.warn("Failed to parse the content by {}", path, e);

     */
    @Override
    public boolean equals(final Object obj) {
        return obj instanceof UniAddress && addr.equals(((UniAddress) obj).addr);
    }
    /*
    public boolean equals( Object obj ) {
        return obj instanceof UniAddress && addr.hashCode() == obj.hashCode();
    }
    */

    /**
     * Guess first called name to try for session establishment. This

     *
     * @param obj the object containing anchor URLs (String or List of Strings)
     * @return a set of RequestData objects for the anchor URLs, or null if no valid URLs found
     */
    protected Set<RequestData> getAnchorSet(final Object obj) {
        if (obj == null) {
            return null;
        }

        List<String> anchorList;
        if (obj instanceof final String s) {

            result += this.scope.hashCode();
        }
        return result;
    }

    @Override
    public boolean equals(final Object obj) {
        Name n;

        if (!(obj instanceof Name)) {
            return false;
        }
        n = (Name) obj;
        if (this.scope == null && n.scope == null) {
            return this.name.equals(n.name) && this.hexCode == n.hexCode;
        }