old_contents: # -*- coding: utf-8 -*-
  from __future__ import unicode_literals
  
  from django.contrib import admin
  
  # Register your models here.
  
new_contents: # -*- coding: utf-8 -*-
  from __future__ import unicode_literals
  
  from django.contrib import admin
  
  # Register your models here.
  from .models import Moment
  admin.site.register(Moment)
subject: add admine managment