Mercurial Repositories > eric / file diff

--- a/WebBrowser/History/HistoryMenu.py	Thu Mar 23 18:58:56 2017 +0100
+++ b/WebBrowser/History/HistoryMenu.py	Thu Mar 23 19:06:13 2017 +0100
@@ -55,22 +55,28 @@
             return 0
         return min(self.__treeModel.rowCount(first), self.MOVEDROWS)
     
-    def columnCount(self, parent=QModelIndex()):
+    def columnCount(self, parent=None):
         """
         Public method to get the number of columns.
         
         @param parent index of parent (QModelIndex)
         @return number of columns (integer)
         """
+        if parent is None:
+            parent = QModelIndex()
+        
         return self.__treeModel.columnCount(self.mapToSource(parent))
     
-    def rowCount(self, parent=QModelIndex()):
+    def rowCount(self, parent=None):
         """
         Public method to determine the number of rows.
         
         @param parent index of parent (QModelIndex)
         @return number of rows (integer)
         """
+        if parent is None:
+            parent = QModelIndex()
+        
         if parent.column() > 0:
             return 0
         
@@ -133,7 +139,7 @@
         treeIndex = self.__treeModel.mapFromSource(historyIndex)
         return treeIndex
     
-    def index(self, row, column, parent=QModelIndex()):
+    def index(self, row, column, parent=None):
         """
         Public method to create an index.
         
@@ -142,6 +148,9 @@
         @param parent index of the parent item (QModelIndex)
         @return requested index (QModelIndex)
         """
+        if parent is None:
+            parent = QModelIndex()
+        
         if row < 0 or \
            column < 0 or \
            column >= self.columnCount(parent) or \