python3Packages.lightgbm: add GPU support

NixOS · Apr 2, 2023 · 5fbdef5 · 5fbdef5
1 parent c1329a1
commit 5fbdef5
Showing 1 changed file with 18 additions and 5 deletions.
diff --git a/pkgs/development/python-modules/lightgbm/default.nix b/pkgs/development/python-modules/lightgbm/default.nix
@@ -8,6 +8,11 @@
 , scikit-learn
 , llvmPackages ? null
 , pythonOlder
+, python
+, ocl-icd
+, opencl-headers
+, boost
+, gpuSupport ? true
 }:
 
 buildPythonPackage rec {
@@ -28,16 +33,24 @@ buildPythonPackage rec {
 
   dontUseCmakeConfigure = true;
 
-  buildInputs = lib.optionals stdenv.cc.isClang [
+  buildInputs = (lib.optionals stdenv.cc.isClang [
     llvmPackages.openmp
-  ];
+  ]) ++ (lib.optionals gpuSupport [
+    boost
+    ocl-icd
+    opencl-headers
+  ]);
 
   propagatedBuildInputs = [
     numpy
     scipy
     scikit-learn
   ];
 
+  buildPhase = ''
+    ${python.pythonForBuild.interpreter} setup.py bdist_wheel ${lib.optionalString gpuSupport "--gpu"}
+  '';
+
   postConfigure = ''
     export HOME=$(mktemp -d)
   '';
@@ -51,11 +64,11 @@ buildPythonPackage rec {
     "lightgbm"
   ];
 
-  meta = with lib; {
+  meta = {
     description = "A fast, distributed, high performance gradient boosting (GBDT, GBRT, GBM or MART) framework";
     homepage = "https://github.com/Microsoft/LightGBM";
     changelog = "https://github.com/microsoft/LightGBM/releases/tag/v${version}";
-    license = licenses.mit;
-    maintainers = with maintainers; [ teh costrouc ];
+    license = lib.licenses.mit;
+    maintainers = with lib.maintainers; [ teh costrouc ];
   };
 }