no longer need to lowercase the input ourselves

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@37202 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

wxPython/demo/GridCustEditor.py

@@ -150,8 +150,6 @@ class MyCellEditor(gridlib.PyGridCellEditor):
 
         elif key < 256 and key >= 0 and chr(key) in string.printable:
             ch = chr(key)
-            if not evt.ShiftDown():
-                ch = ch.lower()
 
         if ch is not None:
             # For this example, replace the text.  Normally we would append it.