Fix bad boolean condition

pythological · May 14, 2021 · 19e009a · 19e009a
1 parent 84e8146
commit 19e009a
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/kanren/facts.py b/kanren/facts.py
@@ -67,7 +67,7 @@ def goal(substitution):
 
             for fact in facts:
                 unified = unify(fact, args2, substitution)
-                if unified != False:
+                if unified is not False:
                     yield merge(unified, substitution)
 
         return goal