[patch] Patch to pyopencl ebuild

0001-dev-python-pyopencl-Enable-FEATURES-test-using-dev-l.patch (text/plain), 2.50 KB, created by Chris Kerr on 2022-07-27 09:06:51 UTC

From d6094cb45f4fae5b80b5102b4dfd01b03a383714 Mon Sep 17 00:00:00 2001
From: Chris Kerr <[e-mail]>
Date: Tue, 26 Jul 2022 18:29:48 +0300
Subject: [PATCH] dev-python/pyopencl: Enable FEATURES=test using dev-libs/pocl
 as OpenCL implementation

Use multiprocessing eclass to set thread count based on MAKEOPTS
---
 dev-python/pyopencl/pyopencl-2022.1.6.ebuild | 27 ++++++++++++--------
 1 file changed, 17 insertions(+), 10 deletions(-)

diff --git a/dev-python/pyopencl/pyopencl-2022.1.6.ebuild b/dev-python/pyopencl/pyopencl-2022.1.6.ebuild
index aaaad73250..be93e30122 100644
--- a/dev-python/pyopencl/pyopencl-2022.1.6.ebuild
+++ b/dev-python/pyopencl/pyopencl-2022.1.6.ebuild
@@ -6,7 +6,7 @@ EAPI=8
 PYTHON_COMPAT=( python3_{8..10} )
 DISTUTILS_USE_PEP517=setuptools
 
-inherit distutils-r1
+inherit distutils-r1 multiprocessing
 
 DESCRIPTION="Python wrapper for OpenCL"
 HOMEPAGE="https://mathema.tician.de/software/pyopencl/
@@ -16,7 +16,7 @@ SRC_URI="mirror://pypi/${PN:0:1}/${PN}/${P}.tar.gz"
 LICENSE="GPL-2"
 SLOT="0"
 KEYWORDS="~amd64 ~ppc64"
-IUSE="examples opengl"
+IUSE="examples opengl test"
 
 DEPEND=">=virtual/opencl-2"
 RDEPEND="${DEPEND}
@@ -27,15 +27,10 @@ RDEPEND="${DEPEND}
 # libglvnd is only needed for the headers
 BDEPEND="dev-python/numpy[${PYTHON_USEDEP}]
 	>=dev-python/pybind11-2.5.0[${PYTHON_USEDEP}]
-	opengl? ( media-libs/libglvnd )"
+	opengl? ( media-libs/libglvnd )
+	test? ( dev-libs/pocl )"
 
-# The test suite fails if there are no OpenCL platforms available, and
-# even if there is one (which requires the presence of both an OpenCL
-# runtime *and* hardware supported by it - simply emerging any runtime
-# is not enough) the vast majority of tests end up skipped because by
-# default the portage user hasn't got sufficient privileges to talk
-# to the GPU.
-RESTRICT="test"
+distutils_enable_tests pytest
 
 python_configure_all() {
 	local myconf=()
@@ -47,6 +42,18 @@ python_configure_all() {
 		"${myconf[@]}"
 }
 
+python_test() {
+	# Use dev-libs/pocl for testing; ignore any other OpenCL devices that might be present
+	local -x PYOPENCL_TEST="portable:pthread"
+	# Set the number of threads to match MAKEOPTS
+	local -x POCL_MAX_PTHREAD_COUNT=$(makeopts_jobs)
+	# Change to the 'test' directory so that python does not try to import pyopencl from the source directory
+	# (Importing from the source directory fails, because the compiled '_cl' module is only in the build directory)
+	pushd 'test'
+	epytest
+	popd
+}
+
 python_install_all() {
 	if use examples; then
 		dodoc -r examples
-- 
2.35.1