import IPython.display
IPython.display.YouTubeVideo('6XvmhE1J9PY')
IPython.display.YouTubeVideo('6XvmhE1J9PY', width=480, height=270)
IPython.display.YouTubeVideo('6XvmhE1J9PY', start=30)
IPython.display.VimeoVideo('289502328')