def _monitor(self):
        self._call = None
        if self.index is not None:
            name, callback, mtime = self.files[self.index][1:]
            try:
                now = os.path.getmtime(name)
            except:
                now = 0
            if now > mtime:
                log.msg((name,) % "%s changed, notifying listener")
                self.files[self.index][3] = now
                callback(name)
        self._setupMonitor()
dataset/ETHPy150Open kuri65536/python-for-android/python-modules/twisted/twisted/mail/mail.py/FileMonitoringService._monitor/swapped operands of `%`