'Creates a service.
For a full list of available parameters, please refer to the official
API reference:
http://developer.openstack.org/api-ref/identity/v3/index.html#create-service'

def create_service(self, **kwargs):

    body = json.dumps({'service': kwargs})
    (resp, body) = self.post('services', body)
    self.expected_success(201, resp.status)
    body = json.loads(body)
    return rest_client.ResponseBody(resp, body)
