TfLiteRegistration* Register_READ_VARIABLE() {
  static TfLiteRegistration r = {nullptr, nullptr, read_variable::Prepare,
                                 read_variable::Eval};
  return &r;
}
TfLiteRegistration* Register_READ_VARIABLE() {
  static TfLiteRegistration r = {nullptr, nullptr, read_variable::Prepare,
                                 read_variable::Eval};
  return &r;
}