Use cached_property for request.GET and request.COOKIES

django/core/handlers/wsgi.py

@@ -14,6 +14,7 @@ from django.core.handlers import base
 from django.core.urlresolvers import set_script_prefix
 from django.utils import datastructures
 from django.utils.encoding import force_str, force_text
+from django.utils.functional import cached_property
 from django.utils import six
 
 # For backwards compatibility -- lots of code uses this in the wild!
@@ -136,15 +137,11 @@ class WSGIRequest(http.HttpRequest):
             self._request = datastructures.MergeDict(self.POST, self.GET)
         return self._request
 
-    def _get_get(self):
-        if not hasattr(self, '_get'):
+    @cached_property
+    def GET(self):
         # The WSGI spec says 'QUERY_STRING' may be absent.
         raw_query_string = get_bytes_from_wsgi(self.environ, 'QUERY_STRING', '')
-            self._get = http.QueryDict(raw_query_string, encoding=self._encoding)
-        return self._get
-
-    def _set_get(self, get):
-        self._get = get
+        return http.QueryDict(raw_query_string, encoding=self._encoding)
 
     def _get_post(self):
         if not hasattr(self, '_post'):
@@ -154,23 +151,17 @@ class WSGIRequest(http.HttpRequest):
     def _set_post(self, post):
         self._post = post
 
-    def _get_cookies(self):
-        if not hasattr(self, '_cookies'):
+    @cached_property
+    def COOKIES(self):
         raw_cookie = get_str_from_wsgi(self.environ, 'HTTP_COOKIE', '')
-            self._cookies = http.parse_cookie(raw_cookie)
-        return self._cookies
-
-    def _set_cookies(self, cookies):
-        self._cookies = cookies
+        return http.parse_cookie(raw_cookie)
 
     def _get_files(self):
         if not hasattr(self, '_files'):
             self._load_post_and_files()
         return self._files
 
-    GET = property(_get_get, _set_get)
     POST = property(_get_post, _set_post)
-    COOKIES = property(_get_cookies, _set_cookies)
     FILES = property(_get_files)
     REQUEST = property(_get_request)