Subject: Re: psycopg is the new psycopg3?
To: Daniele Varrazzo <daniele.varrazzo@gmail.com>,
 Federico Di Gregorio <fog@dndg.it>
Cc: psycopg@lists.postgresql.org
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From: Adrian Klaver <adrian.klaver@aklaver.com>
Message-ID: <a049d6d5-cf62-3306-0ca1-dd0f81b9e1b5@aklaver.com>
Date: Sat, 26 Jun 2021 09:52:03 -0700
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On 6/26/21 4:48 AM, Daniele Varrazzo wrote:
> On Wed, 11 Nov 2020 at 08:47, Federico Di Gregorio <fog@dndg.it> wrote:
> 
>> Reading all the messages I have second toughts. If psycopg2 is here to
>> stay, i.e., if it will not be completely replaced by "psycopg3" (and by
>> completely I mean shutting down everything about it) then we will have
>> the following situation:
>>
>> psycopg2 version 2.x.y
>> psycopg  version 3.w.z
>>
>> that at first sight is a bit confusing, isn't it?
> 
> I have been settled with psycopg3 as the package name for a bit. Then,
> a few days ago, releasing psycopg 2.9, I got to see some problems. The
> main one is that, in order to respect semver, we should accept
> introducing breaking changes only at the change of the main version.
> People have been very confused to see breaking changes, although they
> were minor, from 2.8 to 2.9.
> 
> Semver is much more an accepted, and expected, version number
> organisation than having the major number in the package name. I can
> expect to see psycopg 4, psycopg 5 etc. as we need to introduce
> breaking changes. So I think, although going from psycopg2 v2.x to
> psycopg v3.x might be confusing, the need to pin to the minor version
> instead of the major is probably more so, and would come to bite us
> much more often.

Somewhere you lost me in the above.

What exactly is the proposed package naming and versioning going to be 
going forward?

> 
> "import psycopg" is ready to merge
> (https://github.com/psycopg/psycopg3/commit/7e526af8aca1c31b32a3ad55a0baf0de477c961c)
> 
> -- Daniele
> 
> 


-- 
Adrian Klaver
adrian.klaver@aklaver.com