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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 enter_unlink_mode(self):
 """Enter unlinking mode for a group"""

        self.logger.info("enter_unlink_mode Group %s", self.group_id)
        self.scene_command('0A')
        # should send http://0.0.0.0/0?0A01=I=0

        ## TODO check return status
        status = self.hub.get_buffer_status()
        return status