homebrew-core/Formula/libtorch.rb

85 lines
2.7 KiB
Ruby

class Libtorch < Formula
include Language::Python::Virtualenv
desc "Tensors and dynamic neural networks"
homepage "https://pytorch.org/"
url "https://github.com/pytorch/pytorch.git",
tag: "v1.9.0",
revision: "d69c22dd61a2f006dcfe1e3ea8468a3ecaf931aa"
license "BSD-3-Clause"
livecheck do
url :stable
strategy :github_latest
end
bottle do
sha256 cellar: :any, big_sur: "a51bfd1cc532abeabea070676f04ef4650fd087371307fabc8ffac3a7b212d30"
sha256 cellar: :any, catalina: "ca0ddb068dd09872cfe9f7bcfdb264fd01a61347dba7660eecab45840535ad53"
sha256 cellar: :any, mojave: "3e9191a6c5dcc80856aded5542387830bfcf6c6047790775b51e901324e37494"
sha256 cellar: :any_skip_relocation, x86_64_linux: "a507806bd616df3fc75cedc1024c399bac2b7f2235b6baab5499e053da5a3afb"
end
depends_on "cmake" => :build
depends_on "python@3.9" => :build
depends_on "eigen"
depends_on "libomp"
depends_on "libyaml"
depends_on "protobuf"
depends_on "pybind11"
resource "PyYAML" do
url "https://files.pythonhosted.org/packages/a0/a4/d63f2d7597e1a4b55aa3b4d6c5b029991d3b824b5bd331af8d4ab1ed687d/PyYAML-5.4.1.tar.gz"
sha256 "607774cbba28732bfa802b54baa7484215f530991055bb562efbed5b2f20a45e"
end
resource "typing-extensions" do
url "https://files.pythonhosted.org/packages/aa/55/62e2d4934c282a60b4243a950c9dbfa01ae7cac0e8d6c0b5315b87432c81/typing_extensions-3.10.0.0.tar.gz"
sha256 "50b6f157849174217d0656f99dc82fe932884fb250826c18350e159ec6cdf342"
end
def install
venv = virtualenv_create(buildpath/"venv", Formula["python@3.9"].opt_bin/"python3")
venv.pip_install resources
args = %W[
-DBUILD_CUSTOM_PROTOBUF=OFF
-DBUILD_PYTHON=OFF
-DPYTHON_EXECUTABLE=#{buildpath}/venv/bin/python
-Dpybind11_PREFER_third_party=OFF
-DUSE_CUDA=OFF
-DUSE_METAL=OFF
-DUSE_MKLDNN=OFF
-DUSE_NNPACK=OFF
-DUSE_OPENMP=OFF
-DUSE_SYSTEM_EIGEN_INSTALL=ON
]
mkdir "build" do
system "cmake", "..", *std_cmake_args, *args
# Avoid references to Homebrew shims
inreplace "caffe2/core/macros.h", %r{#{HOMEBREW_SHIMS_PATH}/[^/]+/super/#{Regexp.escape(ENV.cxx)}}, ENV.cxx
system "make"
system "make", "install"
end
end
test do
(testpath/"test.cpp").write <<~EOS
#include <torch/torch.h>
#include <iostream>
int main() {
torch::Tensor tensor = torch::rand({2, 3});
std::cout << tensor << std::endl;
}
EOS
system ENV.cxx, "-std=c++14", "test.cpp", "-o", "test",
"-I#{include}/torch/csrc/api/include",
"-L#{lib}", "-ltorch", "-ltorch_cpu", "-lc10"
system "./test"
end
end