def key_press_event(self, event):
        keyname = event.key
        keyname = self.transkey(keyname)
        if keyname is not None:
            self.logger.debug((keyname) % "key press event, key=%s")
            return self.make_ui_callback('key-press', keyname)
dataset/ETHPy150Open ejeschke/ginga/ginga/web/bokehw/ImageViewBokeh.py/ImageViewEvent.key_press_event/swapped operands of `%`