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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 create_notification_rule(self, data, **kwargs):
 """Create a notification rule for this user."""

        data = {'notification_rule': data, }
        endpoint = '{0}/{1}/notification_rules'.format(
            self.endpoint,
            self['id'],
        )
        result = self.request('POST', endpoint=endpoint, data=data,
                              query_params=kwargs)
        self._data['notification_rules'].append(result['notification_rule'])
        return result