syntax = "proto3";

package tensorflow;
option cc_enable_arenas = true;
option java_outer_classname = "IteratorProtos";
option java_multiple_files = true;
option java_package = "org.tensorflow.util";
option go_package = "github.com/tensorflow/tensorflow/tensorflow/go/core/framework";

// Protocol buffer representing the metadata for an iterator's state stored
// as a Variant tensor.
message IteratorStateMetadata {
  // A user-specified version string.
  string version = 1;

  // Keys for tensors in the VariantTensorDataProto.
  repeated string keys = 2;
}