track_count = data['tracks_count']
duration = data['duration']
avg_song_duration = float(duration) / track_count
+ # duration is sometimes negative, use predefined avg duration
+ if avg_song_duration <= 0:
+ avg_song_duration = 300
first_url = 'http://8tracks.com/sets/%s/play?player=sm&mix_id=%s&format=jsonh' % (session, mix_id)
next_url = first_url
entries = []