self = <swh.storage.tests.test_api_client.TestStorage object at 0x7fd66bb17f98> swh_storage = <RemoteStorage url=mock://example.com/> sample_data = <swh.storage.tests.storage_data.StorageData object at 0x7fd66b6305f8> def test_content_get_metadata(self, swh_storage, sample_data): cont1, cont2 = sample_data.contents[:2] swh_storage.content_add([cont1, cont2]) actual_md = swh_storage.content_get_metadata([cont1.sha1, cont2.sha1]) # we only retrieve the metadata so no data nor ctime within expected_cont1, expected_cont2 = [ attr.evolve(c, data=None).to_dict() for c in [cont1, cont2] ] > expected_cont1.pop("ctime") E KeyError: 'ctime' .tox/py3/lib/python3.7/site-packages/swh/storage/tests/test_storage.py:632: KeyError