stream m3u8 url to rtmp in python with pyffmpeg

import pyffmpeg

input_url = "http://example.com/test.m3u8"
output_url = "rtmp://127.0.0.1/live/test"

stream = pyffmpeg.VideoStream()
stream.open(input_url)
out = pyffmpeg.VideoOutput(output_url, stream.streams[0].width, stream.streams[0].height, "flv", "libx264")

while True:
    frame = stream.get_frame()
    if not frame:
        break
    out.write_frame(frame)

out.close()
stream.close()