self = <swh.storage.tests.test_in_memory.TestInMemoryStorage object at 0x7fb612440f60> swh_storage = <swh.storage.in_memory.InMemoryStorage object at 0x7fb612440940> sample_data = <swh.storage.tests.storage_data.StorageData object at 0x7fb615ee8630> def test_origin_visit_status_add(self, swh_storage, sample_data): """Correct origin visit statuses should add a new visit status """ snapshot = sample_data.snapshot origin1 = sample_data.origins[1] origin2 = Origin(url="new-origin") > swh_storage.origin_add([origin1, origin2]) .tox/py3/lib/python3.7/site-packages/swh/storage/tests/storage_tests.py:2125: _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ self = <swh.storage.in_memory.InMemoryStorage object at 0x7fb612440940> origins = [Origin(url='https://github.com/user2/repo1'), Origin(url='new-origin')] def origin_add(self, origins: List[Origin]) -> Dict[str, int]: > if self._check_missing: E AttributeError: 'InMemoryStorage' object has no attribute '_check_missing' .tox/py3/lib/python3.7/site-packages/swh/storage/cassandra/storage.py:937: AttributeError