new_contents: from django.shortcuts import render
  from django.utils import timezone
  from .models import Post
  from django.shortcuts import render, get_object_or_404
  
  
  def post_list(request):
      posts = Post.objects.filter(published_date__lte=timezone.now()).order_by('published_date')
      return render(request, 'blog/post_list.html', {'posts': posts})
  
  def post_detail(request, pk):
  
      post = get_object_or_404(Post, pk=pk)
      return render(request, 'blog/post_detail.html', {'post': post})
subject: Add views