@cache_page does consider the full URL (including subdomain)

See

https://github.com/django/django/blob/b9cf764be62e77b4777b3a75ec256f6209a57671/django/utils/cache.py#L314

and

https://docs.djangoproject.com/en/1.11/ref/request-response/#django.http.HttpRequest.build_absolute_uri

Author: humitos

readthedocs/core/views/serve.py

@@ -299,7 +299,6 @@ def robots_txt(request, project):
 
 
 @map_project_slug
-# TODO: make this cache dependent on the project's slug
 @cache_page(60 * 60 * 24 * 3)  # 3 days
 def sitemap_xml(request, project):
     """