From f2101abacff1069303d2afa204106e049c633654 Mon Sep 17 00:00:00 2001
From: Russell Keith-Magee <russell@keith-magee.com>
Date: Sat, 22 Sep 2007 13:21:54 +0000
Subject: [PATCH] Fixed #5553 -- Fixed a serialization problem with datetime
 and time objects. Thanks to pigletto for the patch.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@6406 bcc190cf-cafb-0310-a4f2-bffc1f526a37
---
 django/utils/encoding.py               |  3 ++-
 tests/modeltests/serializers/models.py | 14 ++++++++++++--
 2 files changed, 14 insertions(+), 3 deletions(-)

diff --git a/django/utils/encoding.py b/django/utils/encoding.py
index 69c3e9c28b..6daae4386d 100644
--- a/django/utils/encoding.py
+++ b/django/utils/encoding.py
@@ -1,5 +1,6 @@
 import types
 import urllib
+import datetime
 from django.utils.functional import Promise
 
 class StrAndUnicode(object):
@@ -30,7 +31,7 @@ def force_unicode(s, encoding='utf-8', strings_only=False, errors='strict'):
 
     If strings_only is True, don't convert (some) non-string-like objects.
     """
-    if strings_only and isinstance(s, (types.NoneType, int, long)):
+    if strings_only and isinstance(s, (types.NoneType, int, long, datetime.datetime, datetime.time, float)):
         return s
     if not isinstance(s, basestring,):
         if hasattr(s, '__unicode__'):
diff --git a/tests/modeltests/serializers/models.py b/tests/modeltests/serializers/models.py
index a0a68d4bcc..a2388223f0 100644
--- a/tests/modeltests/serializers/models.py
+++ b/tests/modeltests/serializers/models.py
@@ -63,6 +63,9 @@ class Movie(models.Model):
 
     def __unicode__(self):
         return self.title
+        
+class Score(models.Model):
+    score = models.FloatField()
 
 __test__ = {'API_TESTS':"""
 # Create some data:
@@ -83,7 +86,7 @@ __test__ = {'API_TESTS':"""
 >>> a2 = Article(
 ...     author = joe,
 ...     headline = "Time to reform copyright",
-...     pub_date = datetime(2006, 6, 16, 13, 00))
+...     pub_date = datetime(2006, 6, 16, 13, 00, 11, 345))
 >>> a1.save(); a2.save()
 >>> a1.categories = [sports, op_ed]
 >>> a2.categories = [music, op_ed]
@@ -181,7 +184,7 @@ __test__ = {'API_TESTS':"""
 
 # Serializer output can be restricted to a subset of fields
 >>> print serializers.serialize("json", Article.objects.all(), fields=('headline','pub_date'))
-[{"pk": 1, "model": "serializers.article", "fields": {"headline": "Just kidding; I love TV poker", "pub_date": "2006-06-16 11:00:00"}}, {"pk": 2, "model": "serializers.article", "fields": {"headline": "Time to reform copyright", "pub_date": "2006-06-16 13:00:00"}}, {"pk": 3, "model": "serializers.article", "fields": {"headline": "Forward references pose no problem", "pub_date": "2006-06-16 15:00:00"}}]
+[{"pk": 1, "model": "serializers.article", "fields": {"headline": "Just kidding; I love TV poker", "pub_date": "2006-06-16 11:00:00"}}, {"pk": 2, "model": "serializers.article", "fields": {"headline": "Time to reform copyright", "pub_date": "2006-06-16 13:00:11"}}, {"pk": 3, "model": "serializers.article", "fields": {"headline": "Forward references pose no problem", "pub_date": "2006-06-16 15:00:00"}}]
 
 # Every string is serialized as a unicode object, also primary key 
 # which is 'varchar'
@@ -207,4 +210,11 @@ u'G\u0119\u015bl\u0105 ja\u017a\u0144'
 >>> print list(serializers.deserialize('json', serializers.serialize('json', [mv2])))[0].object.id
 None
 
+# Serialization and deserialization of floats:
+>>> sc = Score(score=3.4)
+>>> print serializers.serialize("json", [sc])
+[{"pk": null, "model": "serializers.score", "fields": {"score": 3.4}}]
+>>> print list(serializers.deserialize('json', serializers.serialize('json', [sc])))[0].object.score
+3.4
+
 """}