https://code.djangoproject.com/ticket/29744 -- Optimization: Multiple URLResolvers may be unintentionally be constructed by calls to `django.urls.resolvers.get_resolver` (Accepted)
https://code.djangoproject.com/ticket/29785 -- Using {{ csrf_token }} throws exception (AttributeError: 'dict' object has no attribute 'META') if no render context (Invalid)