another fix of the condition...

shapely · Feb 6, 2024 · 2bbe8c6 · 2bbe8c6
1 parent bfa9e7b
commit 2bbe8c6
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/shapely/set_operations.py b/shapely/set_operations.py
@@ -542,7 +542,7 @@ def disjoint_subset_union(a, b, **kwargs):
     <POLYGON ((0 0, 0 1, 1 1, 1 0, 0 0))>
     """
     if (isinstance(a, Geometry) or a is None) and (
-        isinstance(b, Geometry) or a is None
+        isinstance(b, Geometry) or b is None
     ):
         pass
     elif isinstance(a, Geometry) or a is None: