absl::MakeSpan(&var_handle, num_retvals), &num_retvals));
  AbstractTensorHandlePtr owned_var_handle(var_handle);
  if (!tensorflow::isa<ImmediateExecutionTensorHandle>(
          owned_var_handle.get())) {
    return errors::Internal("Unexpected tensor handle kind.");
  }
  handle->reset(reinterpret_cast<ImmediateExecutionTensorHandle*>(
      owned_var_handle.release()));
  return Status();
}