homebrew-core/Formula/numpy.rb
2020-01-09 19:18:46 +00:00

51 lines
1.7 KiB
Ruby

class Numpy < Formula
desc "Package for scientific computing with Python"
homepage "https://www.numpy.org/"
url "https://files.pythonhosted.org/packages/40/de/0ea5092b8bfd2e3aa6fdbb2e499a9f9adf810992884d414defc1573dca3f/numpy-1.18.1.zip"
sha256 "b6ff59cee96b454516e47e7721098e6ceebef435e3e21ac2d6c3b8b02628eb77"
head "https://github.com/numpy/numpy.git"
bottle do
cellar :any
sha256 "0a7e014e69165631f0d1edc661d80fac146daa1c938a0daa195c0b8553d9b7f5" => :catalina
sha256 "1888adb4efe3be2ea8aea7e7df57e51ba1164fdc39d8cd834eaa3cbf165a5928" => :mojave
sha256 "9ad4aa04bd2664551e4bfe1aac777e22d2bf803b51df164bc6421bc6a64fd31d" => :high_sierra
end
depends_on "cython" => :build
depends_on "gcc" => :build # for gfortran
depends_on "openblas"
depends_on "python"
def install
openblas = Formula["openblas"].opt_prefix
ENV["ATLAS"] = "None" # avoid linking against Accelerate.framework
ENV["BLAS"] = ENV["LAPACK"] = "#{openblas}/lib/libopenblas.dylib"
config = <<~EOS
[openblas]
libraries = openblas
library_dirs = #{openblas}/lib
include_dirs = #{openblas}/include
EOS
Pathname("site.cfg").write config
version = Language::Python.major_minor_version "python3"
ENV.prepend_create_path "PYTHONPATH", Formula["cython"].opt_libexec/"lib/python#{version}/site-packages"
system "python3", "setup.py",
"build", "--fcompiler=gnu95", "--parallel=#{ENV.make_jobs}",
"install", "--prefix=#{prefix}",
"--single-version-externally-managed", "--record=installed.txt"
end
test do
system "python3", "-c", <<~EOS
import numpy as np
t = np.ones((3,3), int)
assert t.sum() == 9
assert np.dot(t, t).sum() == 27
EOS
end
end