notifier

import sys

from twisted.internet import inotify, reactor
from twisted.python import filepath


def change_handler(watch, path, mask):
    # Call re-compile cmds etc on the file according to mask value via subprocess, perhaps?
    print "WATCH: {}, PATH: {}, MASK: {}".format(watch, path, mask)


def start_notifying(path):
    notifier = inotify.INotify()
    notifier.startReading()
    notifier.watch(filepath.FilePath(path), callbacks=[change_handler])


if __name__ == "__main__":
    start_notifying(sys.argv[1])
    reactor.start()