Earlier quoted context omitted.
He wrote software that many people found useful and gave it away for free. That's awfully damn generous as far as I'm concerned. You see an improvement that can be made? Then make it. But stop complaining.
I don't want to sound like a troll... but you're better off re-writing the whole thing... I mean look at it. https://github.com/russellbeattie/plusfeed/blob/master/plusf... Global variables galore, tabs no spaces, no documentation, compares to empty not just once but multiple times, pokemon style exception handling (you gotta catch them all!), 'is not None' lol, type checking instead of duck typing... Just to name a…
Also note that checking for "x is not None" is the recommended, idiomatic Python style (see http://www.python.org/dev/peps/pep-0008/ for reference).
More importantly, the script works, and was apparently used by quite a few people. Rewriting something that is already known to work, just because you don't like its style, is generally a bad idea.