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Add notes for porting issues related to pickles.

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Raymond Hettinger 2009-06-09 21:07:46 +00:00
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Doc/whatsnew/3.1.rst
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@ -541,3 +541,8 @@ that may require changes to your code:
Got: Got:
2.718281828459045 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.