stream m3u8 url to rtmp in python with pyffmpeg

def stream_m3u8(m3u8_link, rtmp_link):
    ff = pyffmpeg.FFMpeg()
    input = ff.input(m3u8_link)
    output = ff.output(rtmp_link, vcodec='copy', acodec='copy', vsync='cfr', r='30', format='flv', f='flv')
    input.output(output, end=0, acodec='copy', vcodec='copy').run()