I think you could get a lot of mileage from using existing formats in code and comments. So for instance, if save_parser.py starts with """ Parse content

I think you could get a lot of mileage from using existing formats in code and comments. So for instance, if save_parser.py starts with """ Parse content loaded from save files ... """ and math_backend.rs starts with //! List of data structures necessary for maths operations //! //! ... then your source tree UX should look like: src ├── save_parser.py # Parse content loaded from save files ├── math_backend.rs # List of data structures necessary for maths operations