From 098e2ec4ecd08f1927a477d7d06aec7060434fd6 Mon Sep 17 00:00:00 2001
From: Alois Wohlschlager <alois1@gmx-topmail.de>
Date: Sat, 12 Jul 2025 14:42:13 +0200
Subject: [PATCH] lixPackageSets.*.lix: omit unneeded Python packages when
 !doInstallCheck

---
 .../tools/package-management/lix/common-lix.nix | 17 +++++++++++------
 1 file changed, 11 insertions(+), 6 deletions(-)

diff --git a/pkgs/tools/package-management/lix/common-lix.nix b/pkgs/tools/package-management/lix/common-lix.nix
index 9c08270cc9db..18e5ed0cbe37 100644
--- a/pkgs/tools/package-management/lix/common-lix.nix
+++ b/pkgs/tools/package-management/lix/common-lix.nix
@@ -137,12 +137,17 @@ stdenv.mkDerivation (finalAttrs: {
 
   nativeBuildInputs = [
     # python3.withPackages does not splice properly, see https://github.com/NixOS/nixpkgs/issues/305858
-    (python3.pythonOnBuildForHost.withPackages (p: [
-      p.pytest
-      p.pytest-xdist
-      p.python-frontmatter
-      p.toml
-    ]))
+    (python3.pythonOnBuildForHost.withPackages (
+      p:
+      [
+        p.python-frontmatter
+        p.toml
+      ]
+      ++ lib.optionals finalAttrs.doInstallCheck [
+        p.pytest
+        p.pytest-xdist
+      ]
+    ))
     pkg-config
     flex
     jq