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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 save(self, *args, **kwargs):
 """sets uuid for url :param args: inline arguments (optional) :param kwargs: keyword arguments (optional) :return: `super.save()` """

        if not self.id:  # this is a totally new instance, create uuid value
            self.url_uuid = str(uuid.uuid4()).replace("-", "")
        super(ObfuscatedUrlInfo, self).save(*args, **kwargs)