Django 1.4.10 release notes
November 6, 2013
Django 1.4.10 fixes a Python-compatibility bug in the 1.4 series.
Python compatibility
Django 1.4.9 inadvertently introduced issues with Python 2.5 compatibility. Django 1.4.10 restores Python 2.5 compatibility. This was issue #21362 in Django’s Trac.