From 3a95cce7aeeabf6c45e1e3ebf4fabc6f635677ec Mon Sep 17 00:00:00 2001
From: David Halter <davidhalter88@gmail.com>
Date: Fri, 24 Aug 2012 18:01:39 +0200
Subject: [PATCH] InstanceElement should always be the same, cache them

---
 evaluate.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/evaluate.py b/evaluate.py
index 7071891a..1625b1dc 100644
--- a/evaluate.py
+++ b/evaluate.py
@@ -255,6 +255,8 @@ class Instance(Executable):
 
 
 class InstanceElement(object):
+    __metaclass__ = CachedMetaClass
+
     def __init__(self, instance, var):
         if isinstance(var, parsing.Function):
             var = Function(var)