From: Zac Medico <zmedico@gentoo.org>
Date: Tue, 2 Mar 2010 19:49:07 +0000 (-0000)
Subject: Define __slots__ in all classes. (trunk r15287)
X-Git-Tag: v2.1.8~196
X-Git-Url: http://git.tremily.us/?a=commitdiff_plain;h=6d9343844addf71c8c3c5ae6db4814c27263e6b6;p=portage.git

Define __slots__ in all classes. (trunk r15287)

svn path=/main/branches/2.1.7/; revision=15526
---

diff --git a/pym/portage/cache/mappings.py b/pym/portage/cache/mappings.py
index 2e24a7a8a..f15f362b0 100644
--- a/pym/portage/cache/mappings.py
+++ b/pym/portage/cache/mappings.py
@@ -22,6 +22,8 @@ class Mapping(object):
 	for UserDict.DictMixin so that code converted via 2to3 will run.
 	"""
 
+	__slots__ = ()
+
 	def __iter__(self):
 		return iter(self.keys())
 
@@ -79,6 +81,8 @@ class MutableMapping(Mapping):
 	A mutable vesion of the Mapping class.
 	"""
 
+	__slots__ = ()
+
 	def clear(self):
 		for key in list(self):
 			del self[key]
@@ -146,6 +150,8 @@ class UserDict(MutableMapping):
 	     http://bugs.python.org/issue2876
 	"""
 
+	__slots__ = ('data',)
+
 	def __init__(self, *args, **kwargs):
 
 		self.data = {}
@@ -190,6 +196,8 @@ class UserDict(MutableMapping):
 
 class OrderedDict(UserDict):
 
+	__slots__ = ('_order',)
+
 	def __init__(self, *args, **kwargs):
 		self._order = []
 		UserDict.__init__(self, *args, **kwargs)