value_buf->data = data;
  value_buf->length = value_string.length();
  value_buf->data_deallocator = [](void* data, size_t length) {
    tensorflow::port::Free(data);
  };
}

void TFE_DeleteConfigKeyValue(TFE_Context* ctx, const char* key,
                              TF_Status* status) {
  tensorflow::ImmediateExecutionDistributedManager* dist_mgr =
      tensorflow::unwrap(ctx)->GetDistributedManager();