Vidio YouTube Downloader

from pytube import YouTube as YT
import subprocess
from pytube.cli import on_progress
import os
import re
def run():
    link = input("masukan donk alamat URL Video youtube:")
    yt = YT(link, on_progress_callback=on_progress)
    print("Judul: ",yt.title)
    print("Jumlah views: ",yt.views)

    #ambil yang paling akhir karena yang tertinggi
    ys = yt.streams.filter(only_audio=True)[-1]

    filename = yt.title
    filename = re.sub('[^A-Za-z0-9]+', ' ', filename)

    ys.download(filename=filename+".webm") #artinnya current location
    subprocess.run('ffmpeg -y -i "'+ filename+'.webm" "' + filename+'.mp3"',shell=True,capture_output=True)
    #hapus file *.webm nya
    os.remove(filename+".webm")
    print("Download selesai... {}".format(link))
if __name__=='__main__':
    run()