I notice that you're using a polling thread keep track of modification times. I know that linux has inotify: http://github.com/seb-m/pyinotify http://github.co

I notice that you're using a polling thread keep track of modification times. I know that linux has inotify: http://github.com/seb-m/pyinotify http://github.com/seb-m/pyinotify and OsX has something similar with FSEvents: http://pypi.python.org/pypi/MacFSEvents http://pypi.python.org/pypi/MacFSEvents