--- a/Helpviewer/History/HistoryTreeModel.py Sun Jun 19 17:50:39 2011 +0200 +++ b/Helpviewer/History/HistoryTreeModel.py Sun Jun 19 19:36:27 2011 +0200 @@ -28,7 +28,7 @@ @param sourceModel reference to the source model (QAbstractItemModel) @param parent reference to the parent object (QObject) """ - QAbstractProxyModel.__init__(self, parent) + super().__init__(parent) self.__sourceRowCache = [] self.__removingDown = False @@ -225,7 +225,7 @@ self.sourceModel().rowsInserted.disconnect(self.__sourceRowsInserted) self.sourceModel().rowsRemoved.disconnect(self.__sourceRowsRemoved) - QAbstractProxyModel.setSourceModel(self, sourceModel) + super().setSourceModel(sourceModel) if self.sourceModel() is not None: self.__loaded = False