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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 remove_in_progress_notification(self, notification):
 """ Remove a notification and mark them as zombie :param notification: the notification to remove :type notification: alignak.notification.Notification :return: None """

        if notification.uuid in self.notifications_in_progress:
            notification.status = ACT_STATUS_ZOMBIE
            del self.notifications_in_progress[notification.uuid]