NameError: name 'IGNORE_TORCH_VER' is not defined

[zhengbi-yong]

(dexgraspnet) X@X:~/DOWNLOAD/TorchSDF$ bash install.sh Traceback (most recent call last): File "/home/X/DOWNLOAD/TorchSDF/setup.py", line 32, in <module> if IGNORE_TORCH_VER: NameError: name 'IGNORE_TORCH_VER' is not defined Traceback (most recent call last): File "<string>", line 1, in <module> File "/home/X/DOWNLOAD/TorchSDF/torchsdf/__init__.py", line 1, in <module> from torchsdf.sdf import * File "/home/X/DOWNLOAD/TorchSDF/torchsdf/sdf.py", line 2, in <module> from torchsdf import _C ImportError: cannot import name '_C' from partially initialized module 'torchsdf' (most likely due to a circular import) (/home/X/DOWNLOAD/TorchSDF/torchsdf/__init__.py)