IPP

parse.php - 7,6 / 8,0 (poor documentation)
interpret.py - 10,4 / 12,0 (poor documentation, + extension)

Files included that I'm not author of:

TESTS

you need the following in the folder with your source file:
- test.php from this gist
- options and jexamxml.jar from the /pub/courses/ipp/jexamxml folder on Merlin
- tests folder with test cases (original set from Moodle or extended set from Discord pins)
run with php8.1 test.php on Merlin or with php test.php on your local machine
you can run individual tests like this: php test.php header/ok, or whole groups like this: php test.php header