Changelog
kertex ver2.1: modified by kertex and it seems to have an option to pick whether your output video has no buzzing sounds or vice versa.
ver3: upgraded from ver2, just added a progress bar for shuffle.py to look more nice instead of not showing any progress at all (make sure you install requirements.txt first, or else it will show an error log and I can't help you on that)
ver2: just added a simple notification sound when it finishes it's task