From e2638f1cbba39956f2dee86509eb64eb3e7c57a7 Mon Sep 17 00:00:00 2001
From: Stephen Diehl <stephen.m.diehl@gmail.com>
Date: Wed, 18 Apr 2012 11:01:12 -0400
Subject: [PATCH] Fixed arguments on magic methods.

---
 zipline/protocol_utils.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/zipline/protocol_utils.py b/zipline/protocol_utils.py
index 9553f843..578cf2d5 100644
--- a/zipline/protocol_utils.py
+++ b/zipline/protocol_utils.py
@@ -66,10 +66,10 @@ class namedict(MutableMapping):
     def __delitem__(self, key):
         del self.__dict__[key]
 
-    def __iter__(self, key):
+    def __iter__(self):
         return self.__dict__.iterkeys()
 
-    def __len__(self, key):
+    def __len__(self):
         return len(self.__dict__)
 
     def keys(self):