old_contents: from django.contrib import admin
  
  from caching.base import CachingQuerySet
  
  
  class BaseModelAdmin(admin.ModelAdmin):
      """
      Base class to use for ModalAdmins across the site.
  
      Handles a few common tasks, like forcing CachingQuerySets to not cache
      their results in the admin interface.
      """
      def queryset(self, request):
          """Force CachingQuerySet to not cache in the admin interface."""
          qs = super(BaseModelAdmin, self).queryset(request)
          if isinstance(qs, CachingQuerySet):
              qs = qs.no_cache()
          return qs
  
new_contents: from django.contrib import admin
  from django.contrib.admin.models import LogEntry, DELETION
  from django.core.urlresolvers import reverse
  from django.utils.html import escape
  
  from caching.base import CachingQuerySet
  
  
  class BaseModelAdmin(admin.ModelAdmin):
      """
      Base class to use for ModalAdmins across the site.
  
      Handles a few common tasks, like forcing CachingQuerySets to not cache
      their results in the admin interface.
      """
      def queryset(self, request):
          """Force CachingQuerySet to not cache in the admin interface."""
          qs = super(BaseModelAdmin, self).queryset(request)
          if isinstance(qs, CachingQuerySet):
              qs = qs.no_cache()
          return qs
  
  
  class LogEntryAdmin(admin.ModelAdmin):
      """
      Allows review of admin actions.
  
      Taken from http://djangosnippets.org/snippets/2484/
      """
      date_hierarchy = 'action_time'
      readonly_fields = LogEntry._meta.get_all_field_names()
      list_filter = ('user', 'content_type', 'action_flag')
      search_fields = ('object_repr', 'change_message')
      list_display = ('__unicode__', 'action_time', 'user', 'content_type',
                      'object_link', 'action_flag', 'change_message')
  
      def has_add_permission(self, request):
          return False
  
      def has_change_permission(self, request, obj=None):
          return request.user.is_superuser and request.method != 'POST'
  
      def has_delete_permission(self, request, obj=None):
          return False
  
      def object_link(self, obj):
          if obj.action_flag == DELETION:
              link = escape(obj.object_repr)
          else:
              ct = obj.content_type
              link = u'<a href="%s">%s</a>' % (
                  reverse('admin:%s_%s_change' % (ct.app_label, ct.model), args=[obj.object_id]),
                  escape(obj.object_repr),
              )
          return link
      object_link.allow_tags = True
      object_link.admin_order_field = 'object_repr'
      object_link.short_description = u'object'
  admin.site.register(LogEntry, LogEntryAdmin)
  
subject: Add admin view for the admin log.