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# Example: monitors events and logs them into a log file.
#
import pyinotify
class Log(pyinotify.ProcessEvent):
def my_init(self, fileobj):
"""
Method automatically called from ProcessEvent.__init__(). Additional
keyworded arguments passed to ProcessEvent.__init__() are then
delegated to my_init(). This is the case for fileobj.
"""
self._fileobj = fileobj
def process_default(self, event):
self._fileobj.write(str(event) + '\n')
self._fileobj.flush()
class TrackModifications(pyinotify.ProcessEvent):
def process_IN_MODIFY(self, event):
print 'IN_MODIFY'
class Empty(pyinotify.ProcessEvent):
def my_init(self, msg):
self._msg = msg
def process_default(self, event):
print self._msg
# pyinotify.log.setLevel(10)
fo = file('/var/log/pyinotify_log', 'w')
try:
wm = pyinotify.WatchManager()
# It is important to pass named extra arguments like 'fileobj'.
handler = Empty(TrackModifications(Log(fileobj=fo)), msg='Outer chained method')
notifier = pyinotify.Notifier(wm, default_proc_fun=handler)
wm.add_watch('/tmp', pyinotify.ALL_EVENTS)
notifier.loop()
finally:
fo.close()
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