diff options
Diffstat (limited to 'Lib/graphlib.py')
| -rw-r--r-- | Lib/graphlib.py | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/Lib/graphlib.py b/Lib/graphlib.py index 1c5d9a4..6365456 100644 --- a/Lib/graphlib.py +++ b/Lib/graphlib.py @@ -1,3 +1,5 @@ +from types import GenericAlias + __all__ = ["TopologicalSorter", "CycleError"] _NODE_OUT = -1 @@ -244,3 +246,5 @@ class TopologicalSorter: node_group = self.get_ready() yield from node_group self.done(*node_group) + + __class_getitem__ = classmethod(GenericAlias) |