old_contents: from django.core.management.base import BaseCommand, CommandError
  from graph.models import Website
  
  class Command(BaseCommand):
  	help = 'Fill database by retrieving articles and concepts'
  
  	def handle(self, *args, **options):
  	    for website in Website.objects.all():
  	        website.download_rss_articles()
new_contents: from django.core.management.base import BaseCommand, CommandError
  from graph.models import Website
  
  class Command(BaseCommand):
      help = 'Fill database by retrieving articles and concepts'
  
      def handle(self, *args, **options):
          for website in Website.objects.all():
              print(website.name)
              website.download_rss_articles()
subject: Update cron