old_contents: from django.views.generic import View
  from django.shortcuts import render
  from django.contrib.auth.mixins import LoginRequiredMixin
  from django.core.paginator import Paginator
  
  from items.models import ItemPost
  
  
  class PostList(View):
  
      def get(self, request):
  
          page = request.GET.get("page", 1)
          page_per = request.GET.get("per", 1)
  
          paginator = Paginator(
                  ItemPost.objects.all(),
                  page_per,
                  )
  
          posts = paginator.page(page)
  
          # 페이지 리스트 커스터마이징
          page_list = []
          for page_number in posts.paginator.page_range:
              if page_number == 1 or (page_number-2) <= posts.number <= (page_number+2) \
                      or page_number == posts.paginator.count:
                  page_list.append(page_number)
                  print(page_list)
              else:
                  if page_list[-1] == '...':
                      print(page_list)
                      continue
                  else:
                      page_list.append('...')
                      print(page_list)
  
          context = {
                  "posts": posts,
                  "page_list": page_list,
                  }
          return render(
                 request,
                 'items/list.html',
                 context,
                 )
  
new_contents: from django.views.generic import View
  from django.shortcuts import render
  from django.contrib.auth.mixins import LoginRequiredMixin
  from django.core.paginator import Paginator
  
  from items.models import ItemPost
  
  
  class PostList(View):
  
      def get(self, request):
  
          page = request.GET.get("page", 1)
          page_per = request.GET.get("per", 1)
  
          paginator = Paginator(
                  # 가장 나중에 만들어진 포스트를 먼저 꺼내기 위해 '-id'사용
                  ItemPost.objects.order_by('-id'),
                  page_per,
                  )
  
          posts = paginator.page(page)
  
          # 페이지 리스트 커스터마이징
          page_list = []
          for page_number in posts.paginator.page_range:
              if page_number == 1 or (page_number-2) <= posts.number <= (page_number+2) \
                      or page_number == posts.paginator.count:
                  page_list.append(page_number)
                  print(page_list)
              else:
                  if page_list[-1] == '...':
                      print(page_list)
                      continue
                  else:
                      page_list.append('...')
                      print(page_list)
  
          context = {
                  "posts": posts,
                  "page_list": page_list,
                  }
          return render(
                 request,
                 'items/list.html',
                 context,
                 )
  
subject: update : modify lastest post will expose first