Psybar> ok - does anyone know how to : Psybar> filter the contents of a folder depending on the extension? Something like: import glob, os def files_in_folder_matching(folder, ext): return glob.glob(os.path.join(folder, '*.%s' % ext)) There are many other ways to do this as well. Take a look at the docs for os.path.walk() and if you have 2.3, os.walk(). Skip