using ::tensorflow::protobuf::Message;
using ::tensorflow::protobuf::RepeatedPtrField;

// Number of sequential FieldIndex matches of `a` in `b`. (Length of initial
// subsequence.)
// Example: `a = {4, 2}`, `b = {4, 2, 1, 3}`, `fieldTagMatches(a, b) == 2`
absl::StatusOr<int> fieldTagMatches(
    const RepeatedPtrField<::tensorflow::proto_splitter::FieldIndex>& a,
    const RepeatedPtrField<::tensorflow::proto_splitter::FieldIndex>& b);

using tensorflow::SavedObjectGraph;
using tensorflow::Status;
using tensorflow::StructuredValue;
using tensorflow::TensorSpecProto;
using tensorflow::libexport::TFPackage;
using tensorflow::protobuf::RepeatedPtrField;
using tensorflow::tracing::graph::GraphFunction;

TaggedValue MakeCallable(const std::string& fn_name, Function fn,
                         AbstractContext* ctx) {
  auto CallFn = [fn_name, fn, ctx](TaggedValue args_,

#include "tensorflow/core/platform/path.h"
#include "tensorflow/core/protobuf/meta_graph.pb.h"
#include "tensorflow/core/util/tensor_bundle/tensor_bundle.h"

namespace tensorflow {
namespace libexport {

using protobuf::RepeatedPtrField;

tensorflow::StatusOr<TFPackage> TFPackage::Load(const std::string& path) {
  // Load the proto
  TFPackage tf_package;
  const string saved_model_pb_path = io::JoinPath(path, kSavedModelFilenamePb);

  // in constant time.
  tensorflow::StatusOr<const tensorflow::NodeDef*> GetGraphDefNode(
      std::string name);

  // Returns a list of function defs in the SavedModel.
  const protobuf::RepeatedPtrField<FunctionDef>& GetFunctionDefs();

  // Returns a BundleReader for reading variable values.
  //
  // This TFPackage retains ownership of the underlying reader.
  tensorflow::BundleReader* GetVariableReader() {