Wrapped configuration of youtube_dl, that worked on OS based on Ubuntu 14.04

youtube_dl_mp3.py

#! /usr/bin/env python3

import argparse
import youtube_dl


class MyLogger(object):
    def debug(self, msg):
        pass

    def warning(self, msg):
        pass

    def error(self, msg):
        print(msg)


def my_hook(d):
    if d['status'] == 'finished':
        print('Done downloading, now converting ...')


def get_mp3(url):
    ydl_opts = {
        'format': 'bestaudio/best',
        'postprocessors': [{
            'key': 'FFmpegExtractAudio',
            'preferredcodec': 'mp3',
            'preferredquality': '192',
        }],
        'logger': MyLogger(),
        'progress_hooks': [my_hook],
    }
    with youtube_dl.YoutubeDL(ydl_opts) as ydl:
        ydl.download([url.replace("https://", "http://")])


def main():
    parser = argparse.ArgumentParser()
    parser.add_argument("url")
    args = parser.parse_args()
    print("handling url %s" % args.url)
    get_mp3(args.url)


if __name__ == "__main__":
    main()