old_contents: # -*- coding: utf-8 -*-
  from django.contrib import admin
  from django.core.urlresolvers import reverse
  from django.utils.html import format_html
  from django.utils.translation import ugettext_lazy as _
  
new_contents: # -*- coding: utf-8 -*-
  from django.contrib import admin
  from django.core.urlresolvers import reverse
  from django.utils.html import format_html
  from django.utils.translation import ugettext_lazy as _
  
  from .models import Translation
  
  
  class TranslationAdmin(admin.ModelAdmin):
      pass
  
  
  admin.site.register(Translation, TranslationAdmin)
  
subject: Add Translation model admin.