Re: Use Python "Limited API" in PL/Python
Peter Eisentraut <peter@eisentraut.org>
From: Peter Eisentraut <peter@eisentraut.org>
To: pgsql-hackers <pgsql-hackers@postgresql.org>
Cc: Jakob Egger <jakob@eggerapps.at>
Date: 2025-03-14T08:41:29Z
Lists: pgsql-hackers
On 05.03.25 17:40, Peter Eisentraut wrote: > On 03.03.25 11:17, Peter Eisentraut wrote: >> Update for the hackers list: This patch set was briefly committed but >> had to be reverted because it crashed on some older Python versions; >> see [0]. >> >> I have locally reproduced the problem with Python 3.6 and 3.7; Python >> 3.8 is ok. This matches the results from the buildfarm. >> >> I have poked at this a bit more but haven't gotten a good idea where >> or how to fix it so far. Help welcome. > > I have figured this out. There was a Python API change/bugfix between > 3.7 and 3.8 that directly affects this patch. The relevant commit is > <https://github.com/python/cpython/commit/364f0b0f19c>. I have applied > the workarounds described there to my patch set, and now it works for > 3.6 and 3.7 as well. This has all been committed now.
Commits
-
Enable Python Limited API for PL/Python on MSVC
- 2bc60f86219b 19 (unreleased) landed
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Activate Python "Limited API" in PL/Python
- 0793ab810038 18.0 landed
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Prepare for Python "Limited API" in PL/Python
- 72a3d0462b9a 18.0 landed
- c47e8df815c1 18.0 landed
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Remove obsolete Python version check
- 32c393f9f1f1 18.0 landed