Quick-and-dirty script for tagging a bunch of MP3s based on title and artist data stored in a text file

id3tagger.py

#!/usr/bin/env python

import os

with open("names.txt", "r") as fp:
    for file_num, line in enumerate(fp):
        track_num = file_num + 1
        artist, sep, title = line.strip().partition('-')

        artist = artist.strip()
        title = title.strip()

        os.system('id3tool --set-title="{title}" --set-artist="{artist}" '
                  '--set-album="NC000" --set-track={track_num} '
                  '{file_num}.mp3'.format(file_num=file_num, title=title,
                                          artist=artist, track_num=track_num))
        os.system('cp {file_num}.mp3 "{artist} - {title}.mp3"'.format(
                file_num=file_num, title=title, artist=artist,
                track_num=track_num))