graph = <swh.graph.graph.Graph object at 0x7f8ecf5ada58> def test_leaves(graph): > actual = list(graph["swh:1:ori:0000000000000000000000000000000000000021"].leaves()) .tox/py3/lib/python3.7/site-packages/swh/graph/tests/test_graph.py:42: _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ .tox/py3/lib/python3.7/site-packages/swh/graph/graph.py:84: in leaves yield from self.simple_traversal("leaves", *args, **kwargs) .tox/py3/lib/python3.7/site-packages/swh/graph/graph.py:79: in simple_traversal self.graph.backend.simple_traversal, ttype, direction, edges, self.id _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ generator = <bound method Backend.simple_traversal of <swh.graph.backend.Backend object at 0x7f8ecf82d7f0>> args = ('leaves', 'forward', '*', 18), kwargs = {} loop = <_UnixSelectorEventLoop running=False closed=False debug=False> def call_async_gen(generator, *args, **kwargs): loop = asyncio.get_event_loop() > it = generator(*args, **kwargs).__aiter__() E TypeError: simple_traversal() missing 1 required positional argument: 'max_edges' .tox/py3/lib/python3.7/site-packages/swh/graph/graph.py:26: TypeError