po files are national language translation source files, and are very common. You could use the logic in file to identify source? $ file fslint-gui fslint/findup fslint-gui: a python script text ... [More] executable fslint/findup: Bourne-Again shell script text executable cheers, Pádraig. [Less]

A related but opposite query I count 14481 LOC for: http://fslint.googlecode.com/svn/trunk But you estimate 53 ? http://ohloh.net/projects/3967 cheers, Pádraig.