Go to https://colab.research.google.com/notebooks/welcome.ipynb#recent=true .
Upload the ipynb file to colab, and go to the files section in the sidebar and upload the python files as well .
Unzip the two files and upload the folders to Google Drive.
Create a new folder in drive called "training", put the folder for images into the training folder and name it "images".
Do the same thing for the ground truth folder, and name it "gt".
Create a new folder in the "training"-folder and name it "weights" .
Run!