Django 3 Web Development Cookbook - Fourth Edition

How to do it...

To illustrate the query expressions, let's create the viral video detail view and plug it into the URL configuration, as follows:

1. Create the viral video list and detail views in views.py as follows:

# myproject/apps/viral_videos/views.pyimport loggingfrom django.conf import settingsfrom django.db import modelsfrom django.utils.timezone import now, timedeltafrom django.shortcuts import render, get_object_or_404from django.views.generic import ListViewfrom .models import ViralVideoPOPULAR_FROM = getattr(settings, "VIRAL_VIDEOS_POPULAR_FROM", 500)logger = logging.getLogger(__name__)class ViralVideoList(ListView):    template_name = "viral_videos/viral_video_list.html"    model = ViralVideodef viral_video_detail(request, pk): yesterday ...