self = <swh.storage.tests.test_in_memory.TestInMemoryStorage object at 0x7f4546a2b208> swh_storage = <swh.storage.in_memory.InMemoryStorage object at 0x7f4546a2bda0> sample_data = <swh.storage.tests.storage_data.StorageData object at 0x7f4546a2b2b0> def test_extid_add_target_multicity(self, swh_storage, sample_data): ids = [ revision.id for revision in sample_data.revisions if revision.type.value == "git" ] extids = [ ExtID( extid=extid, extid_type="git", target=CoreSWHID(object_id=extid, object_type=ObjectType.REVISION,), ) for extid in ids ] > swh_storage.extid_add(extids) .tox/py3/lib/python3.7/site-packages/swh/storage/tests/storage_tests.py:1249: _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ self = <swh.storage.in_memory.InMemoryStorage object at 0x7f4546a2bda0> ids = [ExtID(extid_type='git', extid=b'\x01\xa7\x11O6\xfd\xdd^\xf2Q\x1b,\xad\xda#zh\xad\xbb\x12', target=CoreSWHID(namespace...S]\xfe', object_type=<ObjectType.REVISION: 'rev'>), id=b'\x06\xf0p\xa5\xbd\xd6v-\x1ft\xf8\xf4);\xba\x0b\xe9*\xb3\xeb')] def extid_add(self, ids: List[ExtID]) -> Dict[str, int]: > if not self._allow_overwrite: E AttributeError: 'InMemoryStorage' object has no attribute '_allow_overwrite' .tox/py3/lib/python3.7/site-packages/swh/storage/cassandra/storage.py:1389: AttributeError