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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 list_subdomains_next_page(self):
 """ When paging through subdomain results, this will return the next page, using the same limit. If there are no more results, a NoMoreResults exception will be raised. """

        uri = self._paging.get("subdomain", {}).get("next_uri")
        if uri is None:
            raise exc.NoMoreResults("There are no more pages of subdomains "
                    "to list.")
        return self._list_subdomains(uri)