Check for null outcome associated with a strategic game contingency.

gambitproject · Nov 9, 2023 · d32b8b4 · d32b8b4
1 parent 3ff06e2
commit d32b8b4
Showing 1 changed file with 4 additions and 4 deletions.
diff --git a/src/pygambit/game.pxi b/src/pygambit/game.pxi
@@ -571,11 +571,11 @@ class Game:
         else:
             outcome = Outcome()
             outcome.outcome = deref(psp).deref().GetOutcome()
-            return outcome
+            if outcome.outcome != cython.cast(c_GameOutcome, NULL):
+                return outcome
+            else:
+                return None
 
-    # As of Cython 0.11.2, cython does not support the * notation for the argument
-    # to __getitem__, which is required for multidimensional slicing to work. 
-    # We work around this by providing a shim.
     def __getitem__(self, i):
         """Returns the `Outcome` associated with a profile of pure strategies.
         """