Fix TokenFactory.create_value value caching for unhashable values

rbaltrusch · Jun 23, 2024 · 5108e07 · 5108e07
1 parent a5d64f7
commit 5108e07
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/natscript/internal/token_.py b/natscript/internal/token_.py
@@ -68,7 +68,10 @@ def create_value(self, value: Hashable) -> tokenvalue.Value:
         """Returns a new Value object if value cannot be found in the value cache,
         otherwise returns the existing Value from the cache.
         """
-        return self._value_cache.get(value, tokenvalue.Value(value))
+        try:
+            return self._value_cache.get(value, tokenvalue.Value(value))
+        except TypeError:  # unhashable
+            return tokenvalue.Value(value)
 
     @staticmethod
     def create_iterable_value(value: Iterable[Any]) -> tokenvalue.IterableValue: