Django 3 Web Development Cookbook - Fourth Edition

Getting ready

Once again, we will start with the core app, which should be installed and ready for custom template tags.

In addition, to illustrate the concept, let's create a news app with an Article model, as follows:

# myproject/apps/news/models.pyfrom django.db import modelsfrom django.urls import reversefrom django.utils.translation import ugettext_lazy as _from myproject.apps.core.models import CreationModificationDateBase, UrlBaseclass ArticleManager(models.Manager):    def random_published(self):        return self.filter(            publishing_status=self.model.PUBLISHING_STATUS_PUBLISHED,        ).order_by("?")class Article(CreationModificationDateBase, UrlBase):    PUBLISHING_STATUS_DRAFT, PUBLISHING_STATUS_PUBLISHED = "d", "p"    PUBLISHING_STATUS_CHOICES = ( ...