Avoided recreating related cache during clearing.

pombredanne · Dec 21, 2015 · ff1dcda · ff1dcda
1 parent 04dd3be
commit ff1dcda
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/mutant/compat.py b/mutant/compat.py
@@ -18,7 +18,7 @@ def clear_opts_related_cache(model_class):
         opts = model_class._meta
         children = [
             related_object.related_model
-            for related_object in opts.related_objects if related_object.parent_link
+            for related_object in opts.__dict__.get('related_objects', []) if related_object.parent_link
         ]
         opts._expire_cache()
         for child in children: