replayer_storage_and_client = (<swh.storage.in_memory.InMemoryStorage object at 0x7f6915bc32b0>, <swh.journal.client.JournalClient object at 0x7f69149fe710>) caplog = <_pytest.logging.LogCaptureFixture object at 0x7f6914a13438> def test_storage_play_with_collision(replayer_storage_and_client, caplog): """Another replayer scenario with collisions. This: - writes objects to the topic, including colliding contents - replayer consumes objects from the topic and replay them - This drops the colliding contents from the replay when detected """ src, replayer = replayer_storage_and_client # Fill Kafka using a source storage nb_sent = 0 for object_type, objects in TEST_OBJECTS.items(): method = getattr(src, object_type + "_add") method(objects) if object_type == "origin_visit": nb_sent += len(objects) # origin-visit-add adds origin-visit-status as well nb_sent += len(objects) # Create collision in input data # These should not be written in the destination producer = src.journal_writer.journal.producer prefix = src.journal_writer.journal._prefix for content in DUPLICATE_CONTENTS: topic = f"{prefix}.content" key = content.sha1 producer.produce( topic=topic, key=key_to_kafka(key), value=value_to_kafka(content.to_dict()), ) nb_sent += 1 producer.flush() caplog.set_level(logging.ERROR, "swh.journal.replay") # Fill the destination storage from Kafka dst = get_storage(cls="memory") worker_fn = functools.partial(process_replay_objects, storage=dst) > nb_inserted = replayer.process(worker_fn) .tox/py3/lib/python3.7/site-packages/swh/storage/tests/test_replay.py:135: _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ .tox/py3/lib/python3.7/site-packages/swh/journal/client.py:264: in process batch_processed, at_eof = self.handle_messages(messages, worker_fn) .tox/py3/lib/python3.7/site-packages/swh/journal/client.py:291: in handle_messages worker_fn(dict(objects)) .tox/py3/lib/python3.7/site-packages/swh/storage/replay.py:61: in process_replay_objects _insert_objects(object_type, objects, storage) .tox/py3/lib/python3.7/site-packages/swh/storage/replay.py:139: in _insert_objects method(object_converter_fn[object_type](o) for o in objects) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ self = <swh.storage.in_memory.InMemoryStorage object at 0x7f6914acff60> origins = <generator object _insert_objects.<locals>.<genexpr> at 0x7f6914a54b88> def origin_add(self, origins: List[Origin]) -> Dict[str, int]: added = 0 for origin in origins: if origin.url not in self._origins: self.origin_add_one(origin) added += 1 > self._cql_runner.increment_counter("origin", len(origins)) E TypeError: object of type 'generator' has no len() .tox/py3/lib/python3.7/site-packages/swh/storage/in_memory.py:876: TypeError