I thought that surely this would be trivial to script up in a plugin for gimp in python. Apparently I was horribly mistaken. 4 hours later and I have even less of an idea of how to get this to work.

Don’t believe us? Here are the stories of renaming Python, Perl, and the GIMP. A Renegade Python Next year marks the end of life for Python 2 — and this time we mean it!