cPickle from 2.2 to 2.1

Bengt Richter bokr at oz.net
Mon Dec 15 19:14:12 CET 2003


On 15 Dec 2003 04:48:48 -0800, Paul Rubin <http://phr.cx@NOSPAM.invalid> wrote:

>"remco" <remco at localhost> writes:
>> These drawbacks (backward/forward incompatibilities) occur nearly
>> everywhere. I've used the Berkley db module, when it got updated, i had to
>> deinstall Python, reinstall an old version, check out all my data to
>> another format, deinstall the older python, and reinstall the latest
>> version. Next i had to create a new Berkley database and put the data back
>> in. 
>
>That one got me too and it's a peeve of mine.  I think the Python lib
>should include a dbm implementation that it sticks to unless the user
>specifically requests a different one.

And perhaps a migration tool that runs under the new version and
makes conversions easy?

Regards,
Bengt Richter




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