forward_op_.attrs.Set(attr_name, static_cast<int64_t>(value));
  return parent_op_->SetAttrInt(attr_name, value);
}
Status TapeOperation::SetAttrFloat(const char* attr_name, float value) {
  forward_op_.attrs.Set(attr_name, value);
  return parent_op_->SetAttrFloat(attr_name, value);
}
Status TapeOperation::SetAttrBool(const char* attr_name, bool value) {
  forward_op_.attrs.Set(attr_name, value);