Middleware заменяющий @login_required

project_name->middleware.py

# промежуточный класс для перенправления незарегистрированного пользователя на страницу входа
import re

from django.conf import settings
from django.shortcuts import redirect
from django.contrib.auth import logout
from django.urls import reverse

EXEMPT_URLS = [re.compile(settings.LOGIN_URL.lstrip('/'))]
if hasattr(settings, 'LOGIN_EXEMPT_URLS'):
    EXEMPT_URLS += [re.compile(url) for  url in settings.LOGIN_EXEMPT_URLS]


class LoginRequiredMiddleware:

    def __init__(self, get_response):
        self.get_response = get_response

    def __call__(self, request):
        response = self.get_response(request)
        return response

    def process_view(self, request, view_func, view_args, view_kwargs):
        assert hasattr(request, 'user')
        path = request.path_info.lstrip('/')
        # print(path)

        url_is_exempt = any(url.match(path) for url in EXEMPT_URLS)
        # print(reverse('logout'))
        if path == reverse('account:logout').lstrip('/'):
            logout(request)

        if request.user.is_authenticated() and url_is_exempt:
            return redirect(settings.LOGIN_REDIRECT_URL)

        elif request.user.is_authenticated() or url_is_exempt:
            return None

        else:
            return redirect(settings.LOGIN_URL)

settings.py

MIDDLEWARE = [
    ...
    'tutorial.middleware.LoginRequiredMiddleware',
    ...
]

LOGIN_EXEMPT_URLS = (
    r'^account/login/$',
    r'^account/logout/$',
    r'^account/register/$',
    r'^account/password_reset/$',
    r'^account/password_reset/done/$',
    r'^account/reset/(?P<uidb64>[0-9A-Za-z_\-]+)/(?P<token>[0-9A-Za-z]{1,13}-[0-9A-Za-z]{1,20})/$',
    r'^account/reset/done/$'
)