From ac67750451afe6c33d75553906839b28c9077230 Mon Sep 17 00:00:00 2001
From: Zac Medico <zmedico@gentoo.org>
Date: Thu, 21 Jun 2007 21:14:56 +0000
Subject: Simplify the implementation of config.__iter__ and also implement
 iterkeys().

svn path=/main/trunk/; revision=6919
---
 pym/portage/__init__.py | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/pym/portage/__init__.py b/pym/portage/__init__.py
index bf66dc4d2..bfc6f0839 100644
--- a/pym/portage/__init__.py
+++ b/pym/portage/__init__.py
@@ -2230,11 +2230,11 @@ class config(object):
 	def __iter__(self):
 		keys = set()
 		for d in self.lookuplist:
-			for k in d:
-				if k in keys:
-					continue
-				keys.add(k)
-				yield k
+			keys.update(d)
+		return iter(keys)
+
+	def iterkeys(self):
+		return iter(self)
 
 	def __setitem__(self,mykey,myvalue):
 		"set a value; will be thrown away at reset() time"
-- 
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