That would be one of mine, probably. http://code.google.com/p/pyxmlcheck/
It's an old version. I haven't updated it in a while. And while my program worked fine at home, my test environment gave me some grief. Apparently the lock files are being deleted properly. I have a few ideas about that, but I'm away from my code right now. -- http://mail.python.org/mailman/listinfo/python-list