import panel as pn

pn.extension()

player = pn.widgets.Player(name='Player', start=0, end=100, value=32, loop_policy='loop',
                           show_value=True, value_align='start')

player

player.value

import time

player.play()
time.sleep(2)
player.reverse()
time.sleep(2)
player.pause()

player = pn.widgets.Player(name='Player', visible_buttons=["play", "pause"], scale_buttons=0.9, show_loop_controls=False, width=150)
player

pn.Row(player.controls(jslink=True), player)