remove unused items

app/video/management/commands/load_titles.py

@@ -57,6 +57,7 @@ class Command(BaseCommand):
                 item['summary'] = ''
             folders[item['folder']]['items'].append(item)
 
+        slugs = []
         for item in folders.values():
             slug = escape_slug(item['title'].split(' / ')[0])
             f, c = models.Film.objects.get_or_create(slug=slug)
@@ -68,3 +69,5 @@ class Command(BaseCommand):
             if c:
                 f.public = True
             f.save()
+            slugs.append(slug)
+        models.Film.objects.exclude(slug__in=slugs).delete()