self = <swh.storage.tests.test_cassandra.TestCassandraStorage object at 0x7f2ddc2eed30> swh_storage = <swh.storage.cassandra.storage.CassandraStorage object at 0x7f2ddc280940> sample_data = <swh.storage.tests.storage_data.StorageData object at 0x7f2ddc62df98> def test_snapshot_add_get_empty(self, swh_storage, sample_data): empty_snapshot = sample_data.snapshots[1] empty_snapshot_dict = empty_snapshot.to_dict() origin = sample_data.origin swh_storage.origin_add([origin]) ov1 = swh_storage.origin_visit_add( [ OriginVisit( origin=origin.url, date=sample_data.date_visit1, type=sample_data.type_visit1, ) ] )[0] actual_result = swh_storage.snapshot_add([empty_snapshot]) assert actual_result == {"snapshot:add": 1} date_now = now() swh_storage.origin_visit_status_add( [ OriginVisitStatus( origin=origin.url, visit=ov1.visit, date=date_now, status="full", snapshot=empty_snapshot.id, ) ] ) by_id = swh_storage.snapshot_get(empty_snapshot.id) assert by_id == {**empty_snapshot_dict, "next_branch": None} > by_ov = swh_storage.snapshot_get_by_origin_visit(origin.url, ov1.visit) .tox/py3/lib/python3.7/site-packages/swh/storage/tests/test_storage.py:2275: _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ self = <swh.storage.cassandra.storage.CassandraStorage object at 0x7f2ddc280940> origin = 'https://github.com/user1/repo1' visit = OriginVisit(origin='https://github.com/user1/repo1', date=datetime.datetime(2015, 1, 1, 23, 0, tzinfo=datetime.timezone.utc), type='git', visit=1) def snapshot_get_by_origin_visit(self, origin, visit): try: visit = self.origin_visit_get_by(origin, visit) except IndexError: return None > return self.snapshot_get(visit["snapshot"]) E TypeError: 'OriginVisit' object is not subscriptable .tox/py3/lib/python3.7/site-packages/swh/storage/cassandra/storage.py:589: TypeError