Nikki-Gu

In the file "detect_FP_vessels_w_DNN.py", line 69, the code `model = smp.Unet('vgg13',None).to(device)` has input the 'NoneType' into the `smp.Unet` function, causing the following error: ```TypeError: unsupported operand type(s) for +: 'NoneType'...