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Get the error: AttributeError: Can't pickle local object 'convert_frame.<locals>._convert_frame'

See original GitHub issue

🐛 Describe the bug

When adding the line: model = torch.compile(model) after loading the model, this error occurs. When removing the line, the script functions as intended.

Error logs

File “/opt/anaconda3/envs/ml1/lib/python3.8/multiprocessing/process.py”, line 121, in start self._popen = self._Popen(self) File “/opt/anaconda3/envs/ml1/lib/python3.8/multiprocessing/context.py”, line 224, in _Popen return _default_context.get_context().Process._Popen(process_obj) File “/opt/anaconda3/envs/ml1/lib/python3.8/multiprocessing/context.py”, line 284, in _Popen return Popen(process_obj) File “/opt/anaconda3/envs/ml1/lib/python3.8/multiprocessing/popen_spawn_posix.py”, line 32, in init super().init(process_obj) File “/opt/anaconda3/envs/ml1/lib/python3.8/multiprocessing/popen_fork.py”, line 19, in init self._launch(process_obj) File “/opt/anaconda3/envs/ml1/lib/python3.8/multiprocessing/popen_spawn_posix.py”, line 47, in _launch reduction.dump(process_obj, fp) File “/opt/anaconda3/envs/ml1/lib/python3.8/multiprocessing/reduction.py”, line 60, in dump ForkingPickler(file, protocol).dump(obj) AttributeError: Can’t pickle local object ‘convert_frame.<locals>._convert_frame’