o H h@sNddlZejddZedejedddejded ejfd d ZdS) NexportFRAGMENTzLaccess_subclass_inner_tensor(Tensor src_subclass_tensor, str attr) -> Tensoraccess_subclass_inner_tensorAutogradsrc_subclass_tensorattrreturncCsPddlm}||s Jt||d}|dust|tjs&td|d||S)Nr)is_traceable_wrapper_subclassz Attribute z% is not a tensor or doesn't exist in )torch.utils._python_dispatchr getattr isinstancetorchTensor RuntimeError)rrr valrK/var/www/vscode/kcb/lib/python3.10/site-packages/torch/export/custom_ops.py_access_subclass_inner_tensor s   r) r libraryLibrarylibdefineimplrstrrrrrrs