some changes

rowsandall_app/settings.py

@@ -67,7 +67,7 @@ INSTALLED_APPS = [
     'django_rq',
 #    'django_rq_dashboard',
 #    'translation_manager',
-    'django_mailbox',
+#    'django_mailbox',
     'rest_framework',
     'datetimewidget',
     'rest_framework_swagger',

rowsandall_app/urls.py

@@ -13,7 +13,7 @@ Including another URLconf
     1. Import the include() function: from django.conf.urls import url, include
     2. Add a URL to urlpatterns:  re_path(r'^blog/', include('blog.urls'))
 """
-from django.conf.urls import url,include
+from django.conf.urls import include
 from django.urls import path, re_path
 from django.conf import settings
 from django.conf.urls.static import static