self = <swh.storage.tests.test_in_memory.TestInMemoryStorage object at 0x7f3854e410f0> swh_storage = <swh.storage.in_memory.InMemoryStorage object at 0x7f3854e41940> sample_data = <swh.storage.tests.storage_data.StorageData object at 0x7f388ab8f8d0> def test_origin_visit_status_get_random_nothing_found( self, swh_storage, sample_data ): origins = sample_data.origins > swh_storage.origin_add(origins) .tox/py3/lib/python3.7/site-packages/swh/storage/tests/storage_tests.py:1848: _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ self = <swh.storage.in_memory.InMemoryStorage object at 0x7f3854e41940> origins = (Origin(url='https://github.com/user1/repo1'), Origin(url='https://github.com/user2/repo1'), Origin(url='https://githu...1/repo1'), Origin(url='https://gitlab.com/user2/repo1'), Origin(url='https://forge.softwareheritage.org/source/repo1')) def origin_add(self, origins: List[Origin]) -> 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:940: AttributeError