[py2] fix RuleTable inheritance check

pymor · Apr 20, 2017 · 1061f5a · 1061f5a
1 parent 6ac95a0
commit 1061f5a
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/pymor/algorithms/rules.py b/src/pymor/algorithms/rules.py
@@ -89,7 +89,7 @@ class RuleTableMeta(type):
     def __new__(cls, name, parents, dct):
         assert 'rules' not in dct
         rules = []
-        if not {p.__name__ for p in parents} <= {'RuleTable'}:
+        if not {p.__name__ for p in parents} <= {'RuleTable', 'object'}:
             raise NotImplementedError('Inheritance for RuleTables not implemented yet.')
         for k, v in dct.items():
             if isinstance(v, rule):