[Distutils] Announcement: TLSv1.2 will become mandatory in the future

Glyph Lefkowitz glyph at twistedmatrix.com
Wed Jan 11 23:12:06 EST 2017

> On Jan 11, 2017, at 7:40 PM, Nick Coghlan <ncoghlan at gmail.com> wrote:
> On 12 January 2017 at 13:00, Donald Stufft <donald at stufft.io> wrote:
>> This doesn’t work well because it’s not something that pip is going to be
>> able to upgrade on Windows, because the .so will be locked when pip imports
>> it on Windows and we won’t be able to uninstall it to do an upgrade. We had
>> to disable the automatic use of pyOpenSSL for this reason too. The only C
>> stuff that pip can reliably use is the standard library.
> Ugh, I'd completely forgotten about that limitation of Windows filesystems.
> And the main alternatives I can think of involve copying files around
> as pip starts up, which would be unacceptably slow for a command line
> app :(

It's possible for Pip to notice that it wants to replace a particular file; you can "unlock" it by moving it aside.

https://serverfault.com/a/503769 <https://serverfault.com/a/503769>
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