'Get endpoint group.'

def show_endpoint_group(self, endpoint_group_id):

    (resp_header, resp_body) = self.get(('OS-EP-FILTER/endpoint_groups/%s' % endpoint_group_id))
    self.expected_success(200, resp_header.status)
    resp_body = json.loads(resp_body)
    return rest_client.ResponseBody(resp_header, resp_body)
