old_contents: from django.contrib import admin
  
  # Register your models here.
  
new_contents: from django.contrib import admin
  
  from .models import TourismPoint
  from .models import TourismCategory
  
  # Register your models here.
  admin.site.register(TourismPoint)
  admin.site.register(TourismCategory)
  
subject: implement category filter