--- a/Plugins/ViewManagerPlugins/Listspace/Listspace.py Fri May 30 13:17:20 2014 +0200 +++ b/Plugins/ViewManagerPlugins/Listspace/Listspace.py Fri May 30 15:16:40 2014 +0200 @@ -46,7 +46,7 @@ """ editor = assembly.getEditor() super(StackedWidget, self).addWidget(assembly) - if not editor in self.editors: + if editor not in self.editors: self.editors.append(editor) def removeWidget(self, widget):