live stream m3u8 to youtubein python using rtmpdump

import os
import subprocess

def youtube_live(m3u8_url, youtube_url):
    os.system("rtmpdump -r '" + m3u8_url + "' -o -|ffmpeg -i - -vcodec copy -acodec copy -f flv '" + youtube_url + "'")
    
def youtube_live_subprocess(m3u8_url, youtube_url):
    process = subprocess.check_output("rtmpdump -r '" + m3u8_url + "' -o -|ffmpeg -i - -vcodec copy -acodec copy -f flv '" + youtube_url + "'", shell=True)

def youtube_live_subprocess_popen(m3u8_url, youtube_url):
    process = subprocess.Popen("rtmpdump -r '" + m3u8_url + "' -o -|ffmpeg -i - -vcodec copy -acodec copy -f flv '" + youtube_url + "'", shell=True)