From cd3ef2e8e70159cca2469725827889511f078975 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Pablo=20Mart=C3=ADn?= <goinnn@gmail.com>
Date: Tue, 19 Nov 2013 19:37:58 +0100
Subject: [PATCH] Details

---
 example/example/app/models.py | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/example/example/app/models.py b/example/example/app/models.py
index e80de9d..628ffc5 100644
--- a/example/example/app/models.py
+++ b/example/example/app/models.py
@@ -38,12 +38,11 @@ TAGS_CHOICES = (
     ('nice', 'Nice'),
 )
 
-#"categories": "4,5",
-
 
 class Book(models.Model):
     title = models.CharField(max_length=200)
-    categories = MultiSelectField(choices=CATEGORY_CHOICES, max_length=10)
+    categories = MultiSelectField(choices=CATEGORY_CHOICES, max_length=10,
+                                  null=True, blank=True)
     tags = MultiSelectField(choices=TAGS_CHOICES, max_length=10)
 
     def __str__(self):