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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def stop_request(self, stop_now='0'):
 """Request the daemon to stop If `stop_now` is set to '1' the daemon will stop now. Else, the daemon will enter the stop wait mode. In this mode the daemon stops its activity and waits until it receives a new `stop_now` request to stop really. :param stop_now: stop now or go to stop wait mode :type stop_now: bool :return: None """

        self.app.interrupted = (stop_now == '1')
        self.app.will_stop = True

        return True