[Python-Dev] PEP 405 (pyvenv) and system Python upgrades

Carl Meyer carl at oddbird.net
Mon May 7 00:08:27 CEST 2012


On 05/05/2012 12:41 AM, Nick Coghlan wrote:
> On Sat, May 5, 2012 at 6:49 AM, Carl Meyer<carl at oddbird.net>  wrote:
>> 1) Document it and provide a tool for easily upgrading a venv in this
>> situation. This may be adequate. In practice the situation is quite rare:
>> 2.6.8/2.7.3 is the only actual example in the history of virtualenv that I'm
>> aware of. The disadvantage is that if the problem does occur, the error will
>> probably be quite confusing and seemingly unrelated to pyvenv.
>
> I think this is the way to go, for basically the same reasons that we
> did it this way this time: there's no good reason to pay an ongoing
> cost to further mitigate the risks associated with an already
> incredibly rare event.

This seems to be the rough consensus. I'll update the PEP with a note 
about this, and we'll consider switching back to symlink-by-default on 
Linux.

Carl


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