[issue34204] Bump the default pickle protocol in shelve

[Cheryl Sabella]

Change by Cheryl Sabella <cheryl.sabella at gmail.com>:


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nosy:  -miss-islington
resolution:  -> fixed
stage: patch review -> resolved
status: open -> closed

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue34204>
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