YouTube playlist to .mp3 downloader

# YouTube playlist to .mp3 downloader
# download_youtube: https://pastebin.com/c3dsukmk

from download_youtube import main as download
from pytube import Playlist
from pathvalidate import sanitize_filename

playlist = Playlist(input('Enter YouTube playlist URL: '))
count = playlist.length
title = sanitize_filename(playlist.title)

print(f'\nVideo count: {count}, Output folder name: {title}\n\n')

# start downloading
error_list = []
real_count = 0
for i, url in enumerate(playlist.video_urls):
    print(f'Video {i+1} of {count}')
    try:
        download(url, title)
    except Exception as e:
        error_string = f'Error on url {url}: {e}'
        error_list.append(error_string)
        print(error_string)

    real_count += 1

# check if there was unavailable videos
if real_count != count:
    error_list.append(f"One or more videos were unavailable: {count-real_count} video(s) missing")

# show errors
if len(error_list) > 0:
    print(f'{len(error_list)} error(s) occured: {error_list}')
    input('Press enter to exit...')