self = <swh.storage.tests.test_cassandra.TestCassandraStorage object at 0x7f1c943d2748> swh_storage = <swh.storage.validate.ValidatingProxyStorage object at 0x7f1c943d2780> def test_origin_visit_status_get_latest(self, swh_storage): origin1 = Origin.from_dict(data.origin) swh_storage.origin_add_one(data.origin) # to have some reference visits ov1, ov2 = swh_storage.origin_visit_add( [ OriginVisit( origin=origin1.url, date=data.date_visit1, type=data.type_visit1, ), OriginVisit( origin=origin1.url, date=data.date_visit2, type=data.type_visit2, ), ] ) snapshot = Snapshot.from_dict(data.complete_snapshot) swh_storage.snapshot_add([snapshot]) date_now = now() date_now = round_to_milliseconds(date_now) assert data.date_visit1 < data.date_visit2 assert data.date_visit2 < date_now ovs1 = OriginVisitStatus( origin=origin1.url, visit=ov1.visit, date=data.date_visit1, status="partial", snapshot=None, ) ovs2 = OriginVisitStatus( origin=origin1.url, visit=ov1.visit, date=data.date_visit2, status="ongoing", snapshot=None, ) ovs3 = OriginVisitStatus( origin=origin1.url, visit=ov2.visit, date=data.date_visit2 + datetime.timedelta(minutes=1), # to not be ignored status="ongoing", snapshot=None, ) ovs4 = OriginVisitStatus( origin=origin1.url, visit=ov2.visit, date=date_now, status="full", snapshot=snapshot.id, metadata={"something": "wicked"}, ) > swh_storage.origin_visit_status_add([ovs1, ovs2, ovs3, ovs4]) .tox/py3/lib/python3.7/site-packages/swh/storage/tests/test_storage.py:2325: _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ .tox/py3/lib/python3.7/site-packages/swh/storage/cassandra/storage.py:844: in origin_visit_status_add self._origin_visit_status_add(visit_status) .tox/py3/lib/python3.7/site-packages/swh/storage/cassandra/storage.py:832: in _origin_visit_status_add self._cql_runner.origin_visit_status_add_one(visit_status) .tox/py3/lib/python3.7/site-packages/swh/storage/cassandra/cql.py:106: in newf self, *args, **kwargs, statement=self._prepared_statements[f.__name__] .tox/py3/lib/python3.7/site-packages/swh/storage/cassandra/cql.py:782: in origin_visit_status_add_one metadata = json.dumps(visit_update.metadata) /usr/lib/python3.7/json/__init__.py:231: in dumps return _default_encoder.encode(obj) /usr/lib/python3.7/json/encoder.py:199: in encode chunks = self.iterencode(o, _one_shot=True) /usr/lib/python3.7/json/encoder.py:257: in iterencode return _iterencode(o, 0) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ self = <json.encoder.JSONEncoder object at 0x7f1d7fd98cc0> o = <swh.model.collections.ImmutableDict object at 0x7f1c941fb978> def default(self, o): """Implement this method in a subclass such that it returns a serializable object for ``o``, or calls the base implementation (to raise a ``TypeError``). For example, to support arbitrary iterators, you could implement default like this:: def default(self, o): try: iterable = iter(o) except TypeError: pass else: return list(iterable) # Let the base class default method raise the TypeError return JSONEncoder.default(self, o) """ > raise TypeError(f'Object of type {o.__class__.__name__} ' f'is not JSON serializable') E TypeError: Object of type ImmutableDict is not JSON serializable /usr/lib/python3.7/json/encoder.py:179: TypeError