refactor core admin model

core/admin.py

@@ -1,4 +1,3 @@
-
 # Register your models here.
 from django.contrib import admin
 from django.contrib.admin import helpers
@@ -17,6 +16,7 @@ admin.site.site_header = 'Русские программы'
 admin.site.site_title = 'Русские программы'
 admin.site.disable_action('delete_selected')
 
+
 # @TODO: translate into english and use translation
 def delete_selected_safe(modeladmin, request, queryset):
     """
@@ -93,6 +93,7 @@ def delete_selected_safe(modeladmin, request, queryset):
         "admin/delete_selected_confirmation.html"
     ], context)
 
+
 delete_selected_safe.short_description = ugettext_lazy("Удалить выбранное из %(verbose_name_plural)s")