sci-libs/pytorch: add 2.1.2

Signed-off-by: Alfredo Tupone <tupone@gentoo.org>

sci-libs/pytorch/Manifest

@@ -2,3 +2,4 @@ DIST pytorch-1.13.1.tar.gz 108279745 BLAKE2B 75de03b74dfdaf8d8fb5ea743fcc0c1b0e4
 DIST pytorch-2.0.0.tar.gz 111327292 BLAKE2B 6d593a975c0ade714f0b189f7e3c4ff704b9a9a2377b5e441a9cefc202fa22779966d08948e63671912c6ea5a0eee124042155f4f57a654db34e19e42f013cc9 SHA512 4dd76160711c0d87f3026c8b7fa3ed149dd86b8ac0ee9ecea0eaf80d2e6ce8c29368392e77b9466d90b60634087b462b782495997a5d33367cc8ca9fe14c8a14
 DIST pytorch-2.0.1.tar.gz 111335778 BLAKE2B 7a10cc2b2d5e2422aef7e060a0c3a62ca5c7460c6e0b9becade9b98939501975c74ed5a175a653731f43ca824d2c9bd31f41d1f633c2b139779ab23d5331e9ce SHA512 2309a22b3be3ccdb36d8d9781a59a7bdcc2fdb8d95ada205702ec77862480f0cbb12cd5d6b8cd3114d01a6e33b7743d0fe9de93debf37138ca5c14403cdb0c43
 DIST pytorch-2.1.1.tar.gz 116317162 BLAKE2B d9819256cba0b9951aabe95d86fb135e97d8bafa2c010d13162cd9b3373ca75f20d218e31279ace41981f3f76308721c522f9e53745a1ff9e6386fa10634f9ad SHA512 31b36e7732ee086ae7565a3811ab2d1b2869e79057bea7a4ffc4a3c95c544757e656a6d2289ee11fe7508828aca144e4220ef1e9ab1878e075e1259cf6ff9ca4
+DIST pytorch-2.1.2.tar.gz 116316469 BLAKE2B c5a55ee264bc3477d3556ba6376b5591117e992e56e0dd0c9ba93d12526e2727f7840f6f1e0730a38223b6492c9556840c4ebf22ffd220e97225c2abff303747 SHA512 a8961d78ad785b13c959a0612563a60e0de17a7c8bb9822ddea9a24072796354d07e81c47b6cc8761b21a6448845b088cf80e1661d9e889b0ed5474d3dc76756

sci-libs/pytorch/pytorch-2.1.2.ebuild

@@ -0,0 +1,66 @@
+# Copyright 2022-2023 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+DISTUTILS_USE_PEP517=setuptools
+PYTHON_COMPAT=( python3_{9..11} )
+DISTUTILS_SINGLE_IMPL=1
+DISTUTILS_EXT=1
+inherit distutils-r1 prefix
+
+DESCRIPTION="Tensors and Dynamic neural networks in Python"
+HOMEPAGE="https://pytorch.org/"
+SRC_URI="https://github.com/pytorch/${PN}/archive/refs/tags/v${PV}.tar.gz
+	-> ${P}.tar.gz"
+
+LICENSE="BSD"
+SLOT="0"
+KEYWORDS="~amd64"
+RESTRICT="test"
+
+REQUIRED_USE=${PYTHON_REQUIRED_USE}
+RDEPEND="
+	${PYTHON_DEPS}
+	~sci-libs/caffe2-${PV}[${PYTHON_SINGLE_USEDEP}]
+	$(python_gen_cond_dep '
+		dev-python/typing-extensions[${PYTHON_USEDEP}]
+		dev-python/sympy[${PYTHON_USEDEP}]
+	')
+"
+DEPEND="${RDEPEND}
+	$(python_gen_cond_dep '
+		dev-python/pyyaml[${PYTHON_USEDEP}]
+	')
+"
+
+src_prepare() {
+	eapply \
+		"${FILESDIR}"/${PN}-2.1.1-dontbuildagain.patch \
+		"${FILESDIR}"/pytorch-1.9.0-Change-library-directory-according-to-CMake-build.patch \
+		"${FILESDIR}"/${PN}-2.0.0-global-dlopen.patch \
+		"${FILESDIR}"/pytorch-1.7.1-torch_shm_manager.patch \
+		"${FILESDIR}"/${PN}-1.13.0-setup.patch \
+		"${FILESDIR}"/${PN}-2.1.1-emptyso.patch \
+
+	# Set build dir for pytorch's setup
+	sed -i \
+		-e "/BUILD_DIR/s|build|/var/lib/caffe2/|" \
+		tools/setup_helpers/env.py \
+		|| die
+	distutils-r1_src_prepare
+
+	hprefixify tools/setup_helpers/env.py
+}
+
+python_compile() {
+	PYTORCH_BUILD_VERSION=${PV} \
+	PYTORCH_BUILD_NUMBER=0 \
+	USE_SYSTEM_LIBS=ON \
+	CMAKE_BUILD_DIR="${BUILD_DIR}" \
+	distutils-r1_python_compile develop sdist
+}
+
+python_install() {
+	USE_SYSTEM_LIBS=ON distutils-r1_python_install
+}