generate isPartOf from parent

[wolnelektury.git] / apps / catalogue / feeds.py

diff --git a/apps/catalogue/feeds.py b/apps/catalogue/feeds.py
index 836202a..ddbcb1d 100644 (file)
--- a/apps/catalogue/feeds.py
+++ b/apps/catalogue/feeds.py
@@ -53,14 +53,14 @@ class AudiobookFeed(Feed):
 
     def item_categories(self, item):
         return sorted(set(author.name for author in 
-                            item.book.tags.filter(category='author')))
+                            item.book.tags.filter(category='author').iterator()))
 
     def item_description(self, item):
         lines = []
-        artist = item.get_extra_info_value().get('artist_name', None)
+        artist = item.extra_info.get('artist_name', None)
         if artist is not None:
             lines.append(u'Czyta: %s' % artist)
-        director = item.get_extra_info_value().get('artist_name', None)
+        director = item.extra_info.get('artist_name', None)
         if director is not None:
             lines.append(u'Reżyseruje: %s' % director)
         return u'<br/>\n'.join(lines)