Removed old code with Python 2.3 compatibility
Removed old code with Python 2.3 compatibility

git-svn-id: http://code.djangoproject.com/svn/django/trunk@14310 bcc190cf-cafb-0310-a4f2-bffc1f526a37

--HG--
extra : convert_revision : 2025ccf66e79b4b0a50dbc33e05178841a097ac3

heracek/django-nonrel,heracek/django-nonrel,adieu/django-nonrel,adieu/django-nonrel,heracek/django-nonrel,adieu/django-nonrel