absl::Status Run(
      const tensorflow::GraphOptimizationPassOptions& options) override {
    if (!enabled_) {
      return absl::OkStatus();
    }
    if (first_call_) {
      first_call_ = false;
      return absl::OkStatus();
    }
    return tensorflow::errors::Internal("Graph pass runs for more than once!");
  }

 private:
  bool first_call_ = true;
};

  private enum Outcome {

    /** The method returned normally and is either void or returned true. */
    SUCCESS,

    /** The method returned false. */
    FAILURE,

    /** The method threw an InterruptedException. */
    INTERRUPT,

    /** The method did not return or throw anything. */
    HANG;

    @Override
    public String toString() {

 * StatsAccumulator#add} and {@link StatsAccumulator#addAll}, and various error cases of the {@link
 * StatsAccumulator#add} and {@link StatsAccumulator#addAll} methods. For tests of the {@link
 * StatsAccumulator#snapshot} method which returns {@link Stats} instances, see {@link StatsTest}.
 *
 * @author Pete Gillin
 */
public class StatsAccumulatorTest extends TestCase {

  private StatsAccumulator emptyAccumulator;

    vocabulary file.
*   Added `index_to_string_table` which returns a lookup table that maps indices
    to strings.
*   Add `string_to_index_table`, which returns a lookup table that matches
    strings to indices.
*   Add a `ParallelForWithWorkerId` function.
*   Add `string_to_index_table`, which returns a lookup table that matches
    strings to indices.

				return
			}
		case "Endpoint":
			z.Endpoint, err = dc.ReadString()
			if err != nil {
				err = msgp.WrapError(err, "Endpoint")
				return
			}
		case "Started":
			z.Started, err = dc.ReadTime()
			if err != nil {
				err = msgp.WrapError(err, "Started")
				return
			}
		case "LastUpdate":
			z.LastUpdate, err = dc.ReadTime()
			if err != nil {
				err = msgp.WrapError(err, "LastUpdate")
				return
			}

	if len(elem) > 0 {
		if hasSuffixByte(elem[len(elem)-1], SlashSeparatorChar) {
			trailingSlash = SlashSeparator
		}
	}
	return path.Join(elem...) + trailingSlash
}

func concatNaive(ss ...string) string {
	rs := ss[0]
	for i := 1; i < len(ss); i++ {
		rs += ss[i]
	}
	return rs
}

func benchmark(b *testing.B, data []string) {
	b.Run("concat naive", func(b *testing.B) {
		b.ResetTimer()
		b.ReportAllocs()

		return err
	}
	if err := createClusterEnv(wg, proxyConfig, istioNamespace, revision, internalIP, externalIP, outputDir); err != nil {
		return err
	}
	if err := createCertsTokens(kubeClient, wg, outputDir, out); err != nil {
		return err
	}
	if err := createHosts(kubeClient, istioNamespace, ingressIP, outputDir, revision); err != nil {
		return err
	}
	return nil
}

    @Override
    public Range<K> getKey() {
      return range;
    }

    @Override
    public V getValue() {
      return value;
    }

    public boolean contains(K value) {
      return range.contains(value);
    }

    Cut<K> getLowerBound() {
      return range.lowerBound;
    }

    Cut<K> getUpperBound() {
      return range.upperBound;
    }
  }

  @Override

     * if not set.
     *
     * @return a boolean indicating if this proxy is active
     */
    public boolean isActive() {
        return (getActiveString() != null) ? Boolean.parseBoolean(getActiveString()) : true;
    }

    /**
     * Returns the port to use for this proxy.
     * To allow interpolation of this field, this method lazily parses

    return classInfo(cls, cls.getClassLoader());
  }

  private static ClassInfo classInfo(Class<?> cls, ClassLoader classLoader) {
    String resource = cls.getName().replace('.', '/') + ".class";
    return new ClassInfo(FILE, resource, classLoader);
  }

  private static Manifest manifestClasspath(String classpath) throws IOException {
    return manifest("Class-Path: " + classpath + "\n");
  }