Fixed #13328 -- Added a __getstate__/__setstate__ pair to fields so that callable default values aren't pickled. Thanks to bkonkle for the report, and Vitaly Babiy for the patch.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@12977 bcc190cf-cafb-0310-a4f2-bffc1f526a37

tests/regressiontests/queryset_pickle/models.py

@@ -1,8 +1,20 @@
+import datetime
 from django.db import models
 from django.utils.translation import ugettext_lazy as _
 
+class Numbers(object):
+
+    @classmethod
+    def get_number(self):
+        return 2
+
 class Group(models.Model):
     name = models.CharField(_('name'), max_length=100)
 
 class Event(models.Model):
     group = models.ForeignKey(Group)
+
+class Happening(models.Model):
+    when = models.DateTimeField(blank=True, default=datetime.datetime.now)
+    name = models.CharField(blank=True, max_length=100, default=lambda:"test")
+    number = models.IntegerField(blank=True, default=Numbers.get_number)