youtube downloader

def youtube_dl(url):
    """
    Downloads the youtube video at url
    """
    # first download the file with youtube-dl
    subprocess.call(['youtube-dl', '-o', '%(title)s.%(ext)s', url])
    # get the title of the video
    video_title = subprocess.check_output(['youtube-dl', '--get-title', url]).decode('utf-8').strip()
    # get the extension of the video
    video_ext = subprocess.check_output(['youtube-dl', '--get-filename', '--restrict-filenames', url]).decode('utf-8').strip().split('.')[-1]
    # remove the file extension
    os.rename(video_title + '.' + video_ext, video_title)
    # open the video with VLC
    subprocess.check_output(['vlc', video_title])
    # remove the video file
    os.remove(video_title)

for link in sys.stdin