Switch to immutable tuple in function signature

zopefoundation · Aug 23, 2016 · 14a29a6 · 14a29a6
1 parent 2f9fa2b
commit 14a29a6
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/Products/PluginIndexes/CompositeIndex/CompositeIndex.py b/src/Products/PluginIndexes/CompositeIndex/CompositeIndex.py
@@ -462,7 +462,7 @@ def manage_addComponent(self, c_id, c_meta_type, c_attributes, URL1,
             RESPONSE.redirect(URL1 + '/manage_main?'
                               'manage_tabs_message=Component%20added')
 
-    def manage_delComponents(self, del_ids=[], URL1=None,
+    def manage_delComponents(self, del_ids=(), URL1=None,
                              REQUEST=None, RESPONSE=None):
         """ delete one or more components """
         if not del_ids: