From 3e85677fa702783b6d5a8b2b721fd9fad153625c Mon Sep 17 00:00:00 2001
From: Winnie <winniehell@users.noreply.github.com>
Date: Sun, 12 Apr 2026 17:55:24 +0200
Subject: [PATCH] playonlinux: pin Python version to 3.12

fixes error on startup:

```
/nix/store/1x1nza90hwvnxc57bzizgryjh8hh2bqi-playonlinux-4.4/share/playonlinux/python/mainwindow.py:709: SyntaxWarning: invalid escape sequence '\|'
  \|XPM (*.xpm)|*.xpm;*.XPM\
Traceback (most recent call last):
  File "/nix/store/1x1nza90hwvnxc57bzizgryjh8hh2bqi-playonlinux-4.4/share/playonlinux/python/mainwindow.py", line 39, in <module>
    import lib.lng as lng
  File "/nix/store/1x1nza90hwvnxc57bzizgryjh8hh2bqi-playonlinux-4.4/share/playonlinux/python/lib/lng.py", line 6, in <module>
    from . import Variables
  File "/nix/store/1x1nza90hwvnxc57bzizgryjh8hh2bqi-playonlinux-4.4/share/playonlinux/python/lib/Variables.py", line 6, in <module>
    import wx, lib.playonlinux as playonlinux
  File "/nix/store/1x1nza90hwvnxc57bzizgryjh8hh2bqi-playonlinux-4.4/share/playonlinux/python/lib/playonlinux.py", line 8, in <module>
    import subprocess, shlex, pipes, wx
ModuleNotFoundError: No module named 'pipes'
```

relevant upstream issues:

- https://github.com/PhoenicisOrg/phoenicis/issues/2874
- https://github.com/PhoenicisOrg/phoenicis/issues/2873
- https://github.com/PlayOnLinux/POL-POM-4/pull/76

see also https://docs.python.org/3.12/library/pipes.html
---
 pkgs/by-name/pl/playonlinux/package.nix | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/pkgs/by-name/pl/playonlinux/package.nix b/pkgs/by-name/pl/playonlinux/package.nix
index 7fc0b612e470..442843f63e85 100644
--- a/pkgs/by-name/pl/playonlinux/package.nix
+++ b/pkgs/by-name/pl/playonlinux/package.nix
@@ -11,7 +11,7 @@
   mesa-demos,
   netcat-gnu,
   p7zip,
-  python3,
+  python312,
   unzip,
   wget,
   wine,
@@ -70,7 +70,7 @@ let
       libGL
     ];
 
-  python = python3.withPackages (
+  python = python312.withPackages (
     ps: with ps; [
       wxpython
       setuptools