So you'll need to clone my python scripts to your PC, install the necessary dependencies
python3 -m pip install -r requirements.txt, and then run the training script (train.py). After it has downloaded the model from GPT2, you can cancel the training and replace the new checkpoint folder with mine.
Install Nix, become a chad. Then run nix-shell and you'll have everything installed. Then just run python3 -m pip install -r requirements.txt and you'll be ready to burn your house down.