def get_knob_pos(self):
        # we remove half the knob size to pick the center of the knob.
        # height/_knob_size = max_height by "set_knob_size()".
        return int((self._knob_size/2 - self._knob_pos()) * self.height/self._knob_size)
dataset/ETHPy150Open jorgecarleitao/pyglet-gui/pyglet_gui/scrollbars.py/VScrollbar.get_knob_pos/swapped operands of `-`