Cache project (#8231)

Author: stsewd

readthedocs/projects/views/base.py

@@ -1,18 +1,16 @@
-# -*- coding: utf-8 -*-
-
 """Mix-in classes for project views."""
 import logging
 from datetime import timedelta
+from functools import lru_cache
 
 from django.conf import settings
 from django.http import HttpResponseRedirect
 from django.shortcuts import get_object_or_404
 from django.urls import reverse
 from django.utils import timezone
 
-from ..exceptions import ProjectSpamError
-from ..models import Project
-
+from readthedocs.projects.exceptions import ProjectSpamError
+from readthedocs.projects.models import Project
 
 log = logging.getLogger(__name__)
 
@@ -64,6 +62,7 @@ def get_queryset(self):
         self.project = self.get_project()
         return self.model.objects.filter(project=self.project)
 
+    @lru_cache(maxsize=1)
     def get_project(self):
         """Return project determined by url kwarg."""
         if self.project_url_field not in self.kwargs: