return Scope(new Impl(*this, Impl::Tags::AssignedDevice(), assigned_device));
}

Scope Scope::WithXlaCluster(const string& xla_cluster) const {
  return Scope(new Impl(*this, Impl::Tags::XlaCluster(), xla_cluster));
}

Scope Scope::ColocateWith(const Operation& op) const {
  return Scope(new Impl(*this, Impl::Tags::Colocate(), op,
                        /* clear_colocations */ false));

  Scope WithAssignedDevice(const string& assigned_device) const;

  /// Returns a new scope.  All ops created within the returned scope will have
  /// their _XlaCluster attribute set to `xla_cluster`.
  Scope WithXlaCluster(const string& xla_cluster) const;

  /// Return a new scope. All ops created within the returned scope will be
  /// co-located on the device where op is placed.

    destination_cluster=~\\\"$dstcluster\\\", destination_workload_namespace=~\\\"$dstns\\\"})
    by (destination_workload) or sum(istio_tcp_sent_bytes_total{reporter=\\\"destination\\\",
    destination_service=~\\\"$service\\\", destination_cluster=~\\\"$dstcluster\\\",