[pypy-commit] pypy set-strategies: this is done with not_contain_equal_elements

[l.diekmann]

Author: Lukas Diekmann <lukas.diekmann at uni-duesseldorf.de>
Branch: set-strategies
Changeset: r49261:926bd0d9d481
Date: 2011-11-03 15:44 +0100
http://bitbucket.org/pypy/pypy/changeset/926bd0d9d481/

Log:	this is done with not_contain_equal_elements

diff --git a/pypy/objspace/std/setobject.py b/pypy/objspace/std/setobject.py
--- a/pypy/objspace/std/setobject.py
+++ b/pypy/objspace/std/setobject.py
@@ -515,13 +515,11 @@
         return storage, strategy
 
     def difference(self, w_set, w_other):
-        #XXX return clone for ANY with Empty (and later different strategies)
         storage, strategy = self._difference_base(w_set, w_other)
         w_newset = w_set.from_storage_and_strategy(storage, strategy)
         return w_newset
 
     def difference_update(self, w_set, w_other):
-        #XXX do nothing for ANY with Empty
         storage, strategy = self._difference_base(w_set, w_other)
         w_set.strategy = strategy
         w_set.sstorage = storage