[Python-3000] Marshal Version and Pickle Protocols

[Barry Warsaw]

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On Apr 12, 2007, at 12:57 PM, Guido van Rossum wrote:

> On 4/12/07, Raymond Hettinger <python at rcn.com> wrote:
>> Can we drop the old protocols?
>
> I'd like to keep supporting the old pickle for data
> interchangeability, but default to pickle protocol 2, which has been
> supported by Python for several versions.

+1, certainly for reading.  I wouldn't care too much if only protocol  
2 is supported for writing new pickles, but I'm probably -0 on  
removing protocol 0 and 1 for writing.

- -Barry

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