super(Mapping, self).__init__(**kwargs)
self.keyboard = Window.request_keyboard(self.on_keyboard_closed, self)
self.keyboard.bind(on_key_down=self.on_keyboard_down)
super(Mapping, self).__init__(**kwargs)
self.keyboard = Window.request_keyboard(self.on_keyboard_closed, self)
self.keyboard.bind(on_key_down=self.on_keyboard_down)