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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 delete(self, dataset_name):
 """ Delete a Cached Dataset. Master Key must be set. """

        url = "{0}/{1}".format(self._cached_datasets_url, dataset_name)
        self._get_json(HTTPMethods.DELETE, url, self._get_master_key())
        return True