[pypy-commit] pypy list-strategies: renamed and commented cached empty list

[l.diekmann]

Author: Lukas Diekmann <lukas.diekmann at uni-duesseldorf.de>
Branch: list-strategies
Changeset: r47551:f1ac9d3d76af
Date: 2011-09-14 13:14 +0200
http://bitbucket.org/pypy/pypy/changeset/f1ac9d3d76af/

Log:	renamed and commented cached empty list

diff --git a/pypy/objspace/std/listobject.py b/pypy/objspace/std/listobject.py
--- a/pypy/objspace/std/listobject.py
+++ b/pypy/objspace/std/listobject.py
@@ -243,8 +243,8 @@
 
     def __init__(self, space):
         ListStrategy.__init__(self, space)
-        # XXX rename to cached_emptylist_w and add a comment what it's used for
-        self.emptylist = []
+        # cache an empty list that is used whenever getitems is called (i.e. sorting)
+        self.cached_emptylist_w = []
 
     def init_from_list_w(self, w_list, list_w):
         assert len(list_w) == 0