From 5b4a54c5d5a61375b663b25f2c99ea44219fc793 Mon Sep 17 00:00:00 2001
From: Raymond Hettinger <python@rcn.com>
Date: Tue, 9 Jun 2009 21:07:46 +0000
Subject: Add notes for porting issues related to pickles.

---
 Doc/whatsnew/3.1.rst | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Doc/whatsnew/3.1.rst b/Doc/whatsnew/3.1.rst
index 290cd5c..30b3f24 100644
--- a/Doc/whatsnew/3.1.rst
+++ b/Doc/whatsnew/3.1.rst
@@ -541,3 +541,8 @@ that may require changes to your code:
     Got:
         2.718281828459045
     **********************************************************************
+
+* The automatic name remapping in the pickle module for protocol 2 or lower can
+  make Python 3.1 pickles unreadable in Python 3.0.  One solution is to use
+  protocol 3.  Another solution is to set the *fix_imports* option to **False**.
+  See the discussion above for more details.
-- 
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