parameters: (self, index)
docstring: override base method
docstring_summary: override base method
docstring_tokens: override base method
function: def on_select(self, index):
          "override base method"
          if 0 <= index < len(self.stack):
              self.gui.show_frame(self.stack[index])
function_tokens: def on_select ( self , index ) : if 0 <= index < len ( self . stack ) : self . gui . show_frame ( self . stack [ index ] )