--- a/graphics/LD_Objects.py	Thu Feb 02 16:12:26 2012 +0100
+++ b/graphics/LD_Objects.py	Tue Feb 07 19:12:25 2012 +0100
@@ -152,7 +152,7 @@
             for connect in self.Connectors:
                 connect_pos = connect.GetRelPosition()
                 connect.SetPosition(wx.Point(connect_pos.x, connect_pos.y - miny))
-        self.Connectors.sort(lambda x, y: x.Pos.y.__cmp__(y.Pos.y))
+        self.Connectors.sort(lambda x, y: cmp(x.Pos.y, y.Pos.y))
         maxy = 0
         for connect in self.Connectors:
             connect_pos = connect.GetRelPosition()