daemon.py 文件源码

def init(self, *event_handlers):
        """
        Attempt to get an inotify watch on the specified path. Add event
        handler callbacks to the inotify hook
        """
        try:
            self.watch = inotify.adapters.InotifyTree(self.rootpath,
                                                      mask=_EVENT_MASK)
        except inotify.calls.InotifyError as err:
            raise OSError('Could not initialize inotify API: {} ({})'.format(
                errno.errorcode[err.errno],
                err.errno
            ))

        for h in event_handlers:
            func, mask = h
            self.add_event_handler(func, mask)