Корректировка блога с клауд

blog/views.py

@@ -1,5 +1,5 @@
 from programmer.mixins import MenuContextMixin, BreadcrumbMixin
-from django.views.generic import ListView, DetailView, CreateView
+from django.views.generic import ListView, DetailView
 from django.urls import reverse_lazy
 from django.contrib import messages
 from django.utils.decorators import method_decorator
@@ -11,7 +11,7 @@ from .services import (
 )
 from .forms import CommentForm
 from django.http import Http404
-from django.shortcuts import redirect
+from django.shortcuts import get_object_or_404, redirect
 from django.contrib.admin.views.decorators import staff_member_required
 
 
@@ -24,7 +24,7 @@ class ArticleListView(MenuContextMixin, BreadcrumbMixin, ListView):
 
     def get_breadcrumbs(self):
         if 'category_slug' in self.kwargs:
-            category = Category.objects.get(slug=self.kwargs['category_slug'])
+            category = get_object_or_404(Category, slug=self.kwargs['category_slug'])
             return [
                 {'title': 'Статьи', 'url_name': 'blog:article_list'},
                 {'title': category.name, 'url_name': None},