session = str(random.randint(0, 1000000000))
mix_id = data['id']
track_count = data['tracks_count']
duration = data['duration']
avg_song_duration = float(duration) / track_count
session = str(random.randint(0, 1000000000))
mix_id = data['id']
track_count = data['tracks_count']
duration = data['duration']
avg_song_duration = float(duration) / track_count