Added foreign key to parent book on Book model.

[wolnelektury.git] / newtagging / models.py

diff --git a/newtagging/models.py b/newtagging/models.py
index def1beb..0c2b0e1 100644 (file)
--- a/newtagging/models.py
+++ b/newtagging/models.py
@@ -8,7 +8,6 @@ if not hasattr(__builtins__, 'set'):
 from django.contrib.contenttypes import generic
 from django.contrib.contenttypes.models import ContentType
 from django.db import connection, models
-from django.db.models.query import QuerySet
 from django.utils.translation import ugettext_lazy as _
 from django.db.models.base import ModelBase