Creating a DataBunch with fashionMNIST

Hello everyone, this is my first post so I hope it’s not too simple.

I’ve been trying to use the techniques and eventually the model used in the first lesson on the Kaggle fashionMNIST dataset, but I’m running into different errors whenever I try to make a databunch. I’m sure it’s something simple but I’m a real beginner at this point. This is my code:

Any advice would be appreciated. I’m not sure what I’m doing wrong or why I’m getting this error, and I checked the docs but couldn’t figure it out.