From 3545e17f43a42273c60f8607ab9e9d56ff1946cd Mon Sep 17 00:00:00 2001
From: Erik Johnston <erik@matrix.org>
Date: Fri, 10 Mar 2017 10:30:38 +0000
Subject: [PATCH] Add setdefault key to ExpiringCache
---
synapse/util/caches/expiringcache.py | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/synapse/util/caches/expiringcache.py b/synapse/util/caches/expiringcache.py
index 2987c38a2d..cbdde34a57 100644
--- a/synapse/util/caches/expiringcache.py
+++ b/synapse/util/caches/expiringcache.py
@@ -100,6 +100,13 @@ class ExpiringCache(object):
except KeyError:
return default
+ def setdefault(self, key, value):
+ try:
+ return self[key]
+ except KeyError:
+ self[key] = value
+ return value
+
def _prune_cache(self):
if not self._expiry_ms:
# zero expiry time means don't expire. This should never get called
--
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