def index(request): num_books = Book.objects.all().count() num_instances = BookInstance.objects.all().count() num_instances_available = BookInstance.objects.filter(status__exact='a').count() num_authors = Author.objects.count() # Количество авторов которые ещё живы num_authors_is_alive = Author.objects.filter(date_of_death__exact=None).count authors_is_alive_name = list(Author.objects.values_list('first_name', 'last_name').filter(date_of_death__exact=None)) return render( request, 'index.html', context= {'num_books': num_books, 'num_instances': num_instances, 'num_instances_available': num_instances_available, 'num_authors': num_authors, 'num_genres': num_genres, 'num_authors_is_alive': num_authors_is_alive, 'authors_is_alive_name': authors_is_alive_name}, ) It is required to change the authors_is_alive_name variable so that in 'authors_is_alive_name' return a list without quarySet

def index(request):
    num_books = Book.objects.all().count()
    num_instances = BookInstance.objects.all().count()
    num_instances_available = BookInstance.objects.filter(status__exact='a').count()
    num_authors = Author.objects.count()
    # Количество авторов которые ещё живы
    num_authors_is_alive = Author.objects.filter(date_of_death__exact=None).count
    authors_is_alive_name = list(Author.objects.values_list('first_name', 'last_name').filter(date_of_death__exact=None))

    return render(
        request, 'index.html',
        context=
        {'num_books': num_books, 'num_instances': num_instances, 'num_instances_available': num_instances_available,
         'num_authors':