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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 recover_async(self, requeue=False):
        '''
        Redeliver all unacknowledged messages on this channel.

        This method is deprecated in favour of the synchronous
        recover/recover-ok
        '''
        args = Writer()
        args.write_bit(requeue)

        self.send_frame(MethodFrame(self.channel_id, 60, 100, args))