Fix List type hint for Python 3.8

iiasa · Sep 24, 2024 · 1c39776 · 1c39776
1 parent 8feb8b2
commit 1c39776
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/message_ix/util/sankey.py b/message_ix/util/sankey.py
@@ -17,7 +17,7 @@ def map_for_sankey(
     iam_df: IamDataFrame,
     year: int,
     region: str,
-    exclude: list[Optional[str]] = [],
+    exclude: List[Optional[str]] = [],
 ) -> dict[str, Tuple[Union[List, Any, LiteralString], Union[List, Any, LiteralString]]]:
     """Maps input to output flows to enable Sankey plots.