From 6e952a2928f113ba66cbac0a7c8ab94faa3797f1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Laura=20Kl=C3=BCnder?= <laura@codingcatgirl.de>
Date: Fri, 15 Dec 2017 00:14:07 +0100
Subject: [PATCH] cache the absence of an announcement as well

---
 src/c3nav/site/models.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/c3nav/site/models.py b/src/c3nav/site/models.py
index 8a982686..7bca17bb 100644
--- a/src/c3nav/site/models.py
+++ b/src/c3nav/site/models.py
@@ -23,8 +23,8 @@ class Announcement(models.Model):
 
     @classmethod
     def get_current(cls):
-        result = cache.get('site:announcement', None)
-        if result is not None:
+        result = cache.get('site:announcement', False)
+        if result is not False:
             return result
 
         try: