int num_shapes);
// `proto` must point to an array of `proto_len` bytes representing a
// binary-serialized TensorShapeProto.
TF_CAPI_EXPORT extern void TF_SetAttrTensorShapeProto(
    TF_OperationDescription* desc, const char* attr_name, const void* proto,
    size_t proto_len, TF_Status* status);
// `protos` and `proto_lens` must point to arrays of length `num_shapes`.

  tensorflow::TensorShapeProto proto;
  tensorflow::PartialTensorShape(pts).AsProto(&proto);
  string bytes;
  proto.SerializeToString(&bytes);

  auto desc = init("shape");
  TF_SetAttrTensorShapeProto(desc, "v", bytes.data(), bytes.length(), s_);
  ASSERT_EQ(TF_OK, TF_GetCode(s_)) << TF_Message(s_);
  auto oper = TF_FinishOperation(desc, s_);
  ASSERT_EQ(TF_OK, TF_GetCode(s_)) << TF_Message(s_);

    } else {
      shapes.emplace_back(ArraySlice<int64_t>(
          reinterpret_cast<const int64_t*>(dims[i]), num_dims[i]));
    }
  }
  desc->node_builder.Attr(attr_name, shapes);
}

void TF_SetAttrTensorShapeProto(TF_OperationDescription* desc,
                                const char* attr_name, const void* proto,
                                size_t proto_len, TF_Status* status) {