I did try restarting PyScripter. The files will open in Python. I tried saving the files in several different locations to see if that might make a difference, (I tried saving in: general c-drive, ...

Pyscripter is a feature-rich but lightweight Python IDE - pyscripter/locale/README.md at master · pyscripter/pyscripter ...

PyScripter has all the features expected in a modern Python IDE in a lightweight package. It’s also natively compiled for Windows to use minimal memory with maximum performance. The IDE is open-source ...