old_contents: # -*- coding: utf-8 -*-
  from django.core import serializers
  from django.http import HttpResponse
  from django.shortcuts import render, get_object_or_404
  from django.core.paginator import Paginator
  from .models import Category, Document, Note
  from htmlmin.decorators import minified_response
  from .util import get_page_number_range, get_documents, \
      categoryList
  
  
  def home(request):
      Category.init_category()
      return render(request, 'jellyblog/home.html')
  
  
  def index(request):
      return index_with_page(request, 1)
  
  
  @minified_response
  def index_with_page(request, page):
      document_list = Document.objects.all().filter(public_doc=True).order_by('-id')
      paginator = Paginator(document_list, 4)
      documents = get_documents(paginator, page)
      context = {
          'documents': documents,
          'category_list': categoryList,
          'page_range': get_page_number_range(
              paginator, documents
          )
      }
      return render(request, 'jellyblog/index.html', context)
  
  
  def category_detail(request, category_id):
      return category_with_page(request, category_id, 1)
  
  
  @minified_response
  def category_with_page(request, category_id, page):
      selected_category = Category.objects.get(id=category_id)
      document_list = []
      if selected_category.parent.id == 1:
          # 카테고리가 상위 카테고리인지 아닌지를 판별 후, 상위 카테고리일 경우엔 하위 카테고리의 문서 리스트를 추가함
          children = Category.objects.all().filter(parent=selected_category.id)
          for child in children:
              document_list += Document.objects.all() \
                  .filter(category_id=child.id, public_doc=True)
      document_list += Document.objects.all().filter(
          category=category_id, public_doc=True)
      document_list.sort(key=lambda x: x.pk, reverse=True)
      paginator = Paginator(document_list, 4)
      documents = get_documents(paginator, page)
      context = {
          'documents': documents,
          'category_list': categoryList,
          'category_id': category_id,
          'page_range': get_page_number_range(
              paginator, documents),
          'category_name': selected_category.name,
      }
      return render(request, 'jellyblog/category.html', context)
  
  
  @minified_response
  def detail(request, document_id):
      document = get_object_or_404(Document, pk=document_id)
      document.read()
      return render(request, 'jellyblog/detail.html',
                    {'document': document, 'category_list': categoryList})
  
  
new_contents: # -*- coding: utf-8 -*-
  from django.shortcuts import render, get_object_or_404
  from django.core.paginator import Paginator
  from .models import Category, Document
  from htmlmin.decorators import minified_response
  from .util import get_page_number_range, get_documents, \
      categoryList
  
  
  def home(request):
      Category.init_category()
      return render(request, 'jellyblog/home.html')
  
  
  def index(request):
      return index_with_page(request, 1)
  
  
  @minified_response
  def index_with_page(request, page):
      document_list = Document.objects.all().filter(public_doc=True).order_by('-id')
      paginator = Paginator(document_list, 4)
      documents = get_documents(paginator, page)
      context = {
          'documents': documents,
          'category_list': categoryList,
          'page_range': get_page_number_range(
              paginator, documents
          )
      }
      return render(request, 'jellyblog/index.html', context)
  
  
  def category_detail(request, category_id):
      return category_with_page(request, category_id, 1)
  
  
  @minified_response
  def category_with_page(request, category_id, page):
      selected_category = Category.objects.get(id=category_id)
      document_list = []
      if selected_category.parent.id == 1:
          # 카테고리가 상위 카테고리인지 아닌지를 판별 후, 상위 카테고리일 경우엔 하위 카테고리의 문서 리스트를 추가함
          children = Category.objects.all().filter(parent=selected_category.id)
          for child in children:
              document_list += Document.objects.all() \
                  .filter(category_id=child.id, public_doc=True)
      document_list += Document.objects.all().filter(
          category=category_id, public_doc=True)
      document_list.sort(key=lambda x: x.pk, reverse=True)
      paginator = Paginator(document_list, 4)
      documents = get_documents(paginator, page)
      context = {
          'documents': documents,
          'category_list': categoryList,
          'category_id': category_id,
          'page_range': get_page_number_range(
              paginator, documents),
          'category_name': selected_category.name,
      }
      return render(request, 'jellyblog/category.html', context)
  
  
  @minified_response
  def detail(request, document_id):
      document = get_object_or_404(Document, pk=document_id)
      document.read()
      return render(request, 'jellyblog/detail.html',
                    {'document': document, 'category_list': categoryList})
  
  
subject: remove unused import