AttributeError: 'ConfigDict' object has no attribute 'device'

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1. I have searched related issues but cannot get the expected help.
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3. The bug has not been fixed in the latest version.

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[Hiyao-yy]

AttributeError: ‘ConfigDict’ object has no attribute ‘device’

[ding19980201]

@BIGWangYuDong dear sir ，what does update your train.py mean i still can not fix even i add cfg.device=‘cuda’