def _compat_transform(self, json_obj):
        data = json_obj['data']
        if data not in 'room' and 'channel' in data:
            data['room'] = data['channel']
dataset/ETHPy150Open alfss/django-sockjs-server/django_sockjs_server/lib/subscribe.py/Subscribe._compat_transform/swapped operands of `not in`