// Set an op's attribute from a serialized AttrValue protocol buffer.
//
// Analogous to TF_SetAttrValueProto for building graph operations.
TF_CAPI_EXPORT extern void TFE_OpSetAttrValueProto(const TFE_Op* op,
                                                   const char* attr_name,
                                                   const void* proto,

                      tensorflow::unwrap(value)),
                  static_cast<size_t>(num_values)});
  if (!s.ok()) {
    LOG(WARNING) << "Unable to set attribute: " << attr_name;
  }
}

void TFE_OpSetAttrValueProto(const TFE_Op* op, const char* attr_name,
                             const void* proto, size_t proto_len,
                             TF_Status* status) {
  tensorflow::AttrValue attr_value;

  TFE_Op* var_op_2 = TFE_NewOp(ctx, "VarHandleOp", status);

  string serialized_dtype;
  ASSERT_TRUE(name_and_attrs.attr().find("dtype")->second.SerializeToString(
      &serialized_dtype));
  TFE_OpSetAttrValueProto(
      var_op_2, "dtype",
      reinterpret_cast<const void*>(serialized_dtype.c_str()),
      serialized_dtype.length(), status);
  CHECK_EQ(TF_OK, TF_GetCode(status)) << TF_Message(status);