I’am senior and my topic is handwritten digit recognition, but i use my dataset to train, not use MNIST dataset. I’m trying follow to this website https://nextjournal.com/gkoehler/pytorch-mnist 1   to train my dataset. Unfortunately, I dont know how to label my image and I have a problem with my code like this. My code and my error below. Thank you everyone!!
https://drive.google.com/drive/folders/1CbkZ7mz2KDrK7MClb5sAOlglY2Z3vlAk?usp=sharing 1