delete lib_handle;
}

TF_Buffer* TF_GetAllOpList() {
  std::vector<tensorflow::OpDef> op_defs;
  tensorflow::OpRegistry::Global()->GetRegisteredOps(&op_defs);
  tensorflow::OpList op_list;
  for (const auto& op : op_defs) {
    *(op_list.add_op()) = op;
  }
  TF_Buffer* ret = TF_NewBuffer();
  TF_CHECK_OK(MessageToBuffer(op_list, ret));
  return ret;
}

     *
     * @param index   the target index
     * @param docList list of documents to add
     * @param options callback for customizing index request options
     * @return the bulk response
     */
    public BulkResponse addAll(final String index, final List<Map<String, Object>> docList,
            final BiConsumer<Map<String, Object>, IndexRequestBuilder> options) {