code: def saved_dlg(self, message, caption='Saved:'):
          
          dlg = wx.MessageDialog(self, caption=caption,
                                 message=message, style=wx.OK)
          result = self.show_dlg(dlg)
          dlg.Destroy()
docs: Shows a dialog that tells the user that a file has been saved
  
          Parameters
          ----------
          message : message to display to user
          caption : title for dialog (default: "Saved:")