Ticket #31964: urls.py

from django.urls import path
from . import views

app_name ='E_shop'

urlpatterns = [
    path('', views.HomeView.as_view(), name='home-page'),
    path('checkout/', views.check_out, name='check-out'),
    path('product/<slug>/', views.ItemDetailView.as_view(), name='product-page')
]