where is the script_to_bpe.py?
<img width="1181" alt="image" src="https://user-images.githubusercontent.com/23027105/190307749-802cdf06-8e44-4d0c-b845-9d257159edc7.png">
<img width="1051" alt="image" src="https://user-images.githubusercontent.com/23027105/190307823-d77bd5f8-82c0-4d2f-8e94-e5b598d67338.png">
