[1.1.X] Python 2.3 compatibility: moved the fallback import for set to where set() is now used.

git-svn-id: http://code.djangoproject.com/svn/django/branches/releases/1.1.X@12601 bcc190cf-cafb-0310-a4f2-bffc1f526a37

django/contrib/admin/actions.py

@@ -12,10 +12,6 @@ from django.utils.html import escape
 from django.utils.safestring import mark_safe
 from django.utils.text import capfirst
 from django.utils.translation import ugettext_lazy, ugettext as _
-try:
-    set
-except NameError:
-    from sets import Set as set     # Python 2.3 fallback
 
 def delete_selected(modeladmin, request, queryset):
     """

django/contrib/admin/options.py

@@ -20,10 +20,6 @@ from django.utils.text import capfirst, get_text_list
 from django.utils.translation import ugettext as _
 from django.utils.translation import ungettext, ugettext_lazy
 from django.utils.encoding import force_unicode
-try:
-    set
-except NameError:
-    from sets import Set as set     # Python 2.3 fallback
 
 HORIZONTAL, VERTICAL = 1, 2
 # returns the <ul> class for a given radio_admin field

django/contrib/admin/util.py

@@ -9,6 +9,11 @@ from django.core.urlresolvers import reverse, NoReverseMatch
 
 from django.utils.datastructures import SortedDict
 
+try:
+    set
+except NameError:
+    from sets import Set as set     # Python 2.3 fallback
+
 def quote(s):
     """
     Ensure that primary key values do not confuse the admin URLs by escaping