machao

@Simon-Ace @erikwijmans I have met the same error. It seems `visdom` caused the problem. When I comment two lines below https://github.com/erikwijmans/Pointnet2_PyTorch/blob/0c293e8491c2db994795e7b315e4002f38d1d9a7/pointnet2/train/train_cls.py#L139-L140 and set `viz = None`, then it works well....

> I’ll take a look. Which version of visdom are you using? urllib3: 1.24.1 visdom: 0.1.8.6

Yeah, I had tried the master in pytorch 0.4.1, and the same error occurred. So it seems the problem probably is caused by my environment, not your codes. I will...