From 7117b89b583e284328f3f1cdeea12e44ae3e9421 Mon Sep 17 00:00:00 2001
From: Andrew Morgan <1342360+anoadragon453@users.noreply.github.com>
Date: Fri, 3 Apr 2020 17:25:13 +0100
Subject: [PATCH] Update synapse/config/cache.py

Co-Authored-By: Erik Johnston <erik@matrix.org>
---
 synapse/config/cache.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/synapse/config/cache.py b/synapse/config/cache.py
index bb68551954..bc90d820b0 100644
--- a/synapse/config/cache.py
+++ b/synapse/config/cache.py
@@ -55,6 +55,10 @@ class CacheConfig(Config):
 
     @staticmethod
     def _reset():
+        """Resets the caches to their defaults.
+        
+        Used for tests.
+        """
         global DEFAULT_CACHE_SIZE_FACTOR
         global _ENSURE_CORRECT_CACHE_SIZING