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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 update_DOM(self):
 """ Makes a request and updates `self._DOM`. Worth using only if you manually change `self.base_url` or `self.path`. :return: self :rtype: Url """

        response = self.fetch()
        self._DOM = html.fromstring(response.text)
        return self