From eaa836e8cafd2254e73b935dc1e471f784b30773 Mon Sep 17 00:00:00 2001
From: David Baker <dave@matrix.org>
Date: Fri, 22 Jan 2016 11:47:22 +0000
Subject: [PATCH] Docs for treecache
---
synapse/util/caches/treecache.py | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/synapse/util/caches/treecache.py b/synapse/util/caches/treecache.py
index 6faf2cf75f..2d014e1f92 100644
--- a/synapse/util/caches/treecache.py
+++ b/synapse/util/caches/treecache.py
@@ -2,6 +2,11 @@ SENTINEL = object()
class TreeCache(object):
+ """
+ Tree-based backing store for LruCache. Allows subtrees of data to be deleted
+ efficiently.
+ Keys must be tuples.
+ """
def __init__(self):
self.root = {}
--
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