import pyinotify
import sys

wm = pyinotify.WatchManager()
mask = pyinotify.IN_DELETE | pyinotify.IN_CREATE | pyinotify.IN_MODIFY


class EventHandler(pyinotify.ProcessEvent):

    def process_default(self, event):
        quit()


handler = EventHandler()
notifier = pyinotify.Notifier(wm, handler)
wdd = wm.add_watch(sys.argv[1], mask, rec=True)

notifier.loop()