homebrew-core/Formula/numpy.rb
2019-10-06 15:27:16 +02:00

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/cb/79/96df883cd6df0c86cb010e6f4ff790b7a30a45016a9509c94ea72c8695cd/numpy-1.17.1.zip"
sha256 "f11331530f0eff69a758d62c2461cd98cdc2eae0147279d8fc86e0464eb7e8ca"
head "https://github.com/numpy/numpy.git"
bottle do
cellar :any
sha256 "57882a3c9d8dee105a51dae79abbd1408161f9bef2f62ee44499579ec98fb88a" => :catalina
sha256 "9c7bcdd3f775b37d617656efb573ae71452951b3bf4ab7a38cd236af0f853c44" => :mojave
sha256 "210cf09703843cfc175379ad44188cdf66ba66ed23bd368c16b8482a45bf948f" => :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