bug fixes

akarpov/music/services/info.py

@@ -11,6 +11,7 @@
 from django.conf import settings
 from django.core.files import File
 from django.db import transaction
+from django.db.models import Model
 from django.utils.text import slugify
 from spotipy import SpotifyClientCredentials
 from yandex_music import Client, Cover