message: lint, decorator
diff: @@ -880,7 +880,8 @@ class _EagerTensorBase(Tensor):
  self_device = self.device
  def grad_fun(dresult):
  - return [dresult._copy(device_name=self_device)] if hasattr(dresult, '_copy') else [dresult]
  + return [dresult._copy(device_name=self_device)
  + if hasattr(dresult, '_copy') else dresult]
  tape.record_operation("_copy", [new_tensor], [self], grad_fun)
  return new_tensor
  