def move_int_slider_down(slider: widgets.IntSlider):
value = slider.get_interact_value()
min_val = slider.get_state()['min']
if value - 1 > min_val:
slider.value = value - 1
def move_int_slider_up(slider: widgets.IntSlider):
value = slider.get_interact_value()
max_val = slider.get_state()['max']
if value + 1 < max_val:
slider.value = value + 1