I have the same issue with torch 1.8.1, while it all works fine with torch 1.7.1 torch.fft was depreciated in this version of torch: pytorch/pytorch#42175 Annoyingly, when you try to use new versions ...

I am encountering an AttributeError (type object 'Callable' has no attribute '_abc_registry') while running my Python 3.8 script：teleop_hand_and_arm.py, which uses libraries like meshcat, Pillow, and ...