From 003b3c1a17e2ae54fe24b7f534469f8b661e2727 Mon Sep 17 00:00:00 2001
From: Malcolm Tredinnick <malcolm.tredinnick@gmail.com>
Date: Mon, 22 Oct 2007 13:13:12 +0000
Subject: [PATCH] Fixed #5794 -- Be more robust when rendering a DateTimeInput
 widget. Thanks, MikeH.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@6594 bcc190cf-cafb-0310-a4f2-bffc1f526a37
---
 django/newforms/widgets.py             | 7 +++++--
 tests/regressiontests/forms/widgets.py | 2 ++
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/django/newforms/widgets.py b/django/newforms/widgets.py
index c3e4b09d93..076845427d 100644
--- a/django/newforms/widgets.py
+++ b/django/newforms/widgets.py
@@ -161,8 +161,11 @@ class DateTimeInput(Input):
             self.format = format
 
     def render(self, name, value, attrs=None):
-        return super(DateTimeInput, self).render(name,
-                value.strftime(self.format), attrs)
+        if value is None:
+            value = ''
+        elif hasattr(value, 'strftime'):
+            value = value.strftime(self.format)
+        return super(DateTimeInput, self).render(name, value, attrs)
 
 class CheckboxInput(Widget):
     def __init__(self, attrs=None, check_test=bool):
diff --git a/tests/regressiontests/forms/widgets.py b/tests/regressiontests/forms/widgets.py
index 032f3cbb91..cb1d084631 100644
--- a/tests/regressiontests/forms/widgets.py
+++ b/tests/regressiontests/forms/widgets.py
@@ -855,6 +855,8 @@ u'<input type="text" class="pretty" value="2006-01-10" name="date_0" /><input ty
 # DateTimeInput ###############################################################
 
 >>> w = DateTimeInput()
+>>> w.render('date', None)
+u'<input type="text" name="date" />'
 >>> d = datetime.datetime(2007, 9, 17, 12, 51, 34, 482548)
 >>> print d
 2007-09-17 12:51:34.482548