Fetch a single deviation

        :param deviationid: The deviationid you want to fetch

def get_deviation(self, deviationid):

        """Fetch a single deviation

        :param deviationid: The deviationid you want to fetch
        """

        response = self._req('/deviation/{}'.format(deviationid))
        d = Deviation()
        d.from_dict(response)

        return d