From 2ca19f05c1f9cb539cd7a45236c9a0a762b11a3b Mon Sep 17 00:00:00 2001
From: Brandon Taylor <brandon@iambrandontaylor.com>
Date: Wed, 5 Feb 2014 08:26:22 -0500
Subject: [PATCH] Updated string formatting on multiple foreign key exception.

---
 adminsortable/models.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/adminsortable/models.py b/adminsortable/models.py
index 461d987..48df4a7 100644
--- a/adminsortable/models.py
+++ b/adminsortable/models.py
@@ -53,7 +53,7 @@ class Sortable(models.Model):
                 sortable_foreign_keys.append(field)
         if len(sortable_foreign_keys) > 1:
             raise MultipleSortableForeignKeyException(
-                u'%s may only have one SortableForeignKey' % self)
+                u'{} may only have one SortableForeignKey'.format(self))
 
     def save(self, *args, **kwargs):
         if not self.id: