From d93cf586a1d09773e4e74956ed21a8d59a6cb249 Mon Sep 17 00:00:00 2001
From: nathaniel smith <nathanielksmith@gmail.com>
Date: Sat, 1 Aug 2015 16:27:08 -0700
Subject: [PATCH] use lru cache for data

---
 tildetown-py/cgi.py | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/tildetown-py/cgi.py b/tildetown-py/cgi.py
index 021a81e..d452082 100644
--- a/tildetown-py/cgi.py
+++ b/tildetown-py/cgi.py
@@ -1,3 +1,4 @@
+from functools import lru_cache
 import json
 import os
 import random
@@ -22,11 +23,9 @@ SITE_NAME = 'tilde.town'
 
 app = Flask('~cgi')
 
-_site_context = None
+@lru_cache(maxsize=32)
 def site_context():
-    if not _site_context:
-        _site_context = get_data()
-    return _site_context
+    return get_data()
 
 def slurp(file_path):
     contents = None