From 8833a76d2c555f81a0b6dee8ab65592f461044ad Mon Sep 17 00:00:00 2001
From: qbisi <qbisicwate@gmail.com>
Date: Fri, 15 Aug 2025 08:35:58 +0800
Subject: [PATCH] python3Packages.vtk: use pythonRecompileBytecodeHook

---
 pkgs/development/libraries/vtk/generic.nix | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/pkgs/development/libraries/vtk/generic.nix b/pkgs/development/libraries/vtk/generic.nix
index 85d60a996121..a0f4d42a5a13 100644
--- a/pkgs/development/libraries/vtk/generic.nix
+++ b/pkgs/development/libraries/vtk/generic.nix
@@ -140,7 +140,10 @@ stdenv.mkDerivation (finalAttrs: {
     cmake
     pkg-config # required for finding MySQl
   ]
-  ++ lib.optional pythonSupport python3Packages.python
+  ++ lib.optionals pythonSupport [
+    python3Packages.python
+    python3Packages.pythonRecompileBytecodeHook
+  ]
   ++ lib.optional (
     pythonSupport && stdenv.buildPlatform == stdenv.hostPlatform
   ) python3Packages.pythonImportsCheckHook;
@@ -288,11 +291,6 @@ stdenv.mkDerivation (finalAttrs: {
     (vtkBool "VTK_GROUP_ENABLE_MPI" mpiSupport)
   ];
 
-  # byte-compile python modules since the CMake build does not do it
-  postInstall = lib.optionalString pythonSupport ''
-    python -m compileall -s $out $out/${python3Packages.python.sitePackages}
-  '';
-
   pythonImportsCheck = [ "vtk" ];
 
   dontWrapQtApps = true;