pythran 0.9.11 (new formula)

Closes #79690.

Signed-off-by: Carlo Cabrera <30379873+carlocab@users.noreply.github.com>
Signed-off-by: BrewTestBot <1589480+BrewTestBot@users.noreply.github.com>

Formula/pythran.rb

@@ -0,0 +1,96 @@
+class Pythran < Formula
+  include Language::Python::Virtualenv
+
+  desc "Ahead of Time compiler for numeric kernels"
+  homepage "https://pythran.readthedocs.io/"
+  url "https://files.pythonhosted.org/packages/2e/e9/bc3c16d683dbba5d34666b9861d1c1fdb07da0539655a3cf23a62e4cafa1/pythran-0.9.11.tar.gz"
+  sha256 "a317f91e2aade9f6550dc3bf40b5caeb45b7e012daf27e2b3e4ad928edb01667"
+  license "BSD-3-Clause"
+  head "https://github.com/serge-sans-paille/pythran.git"
+
+  depends_on "gcc" # for OpenMP
+  depends_on "numpy"
+  depends_on "openblas"
+  depends_on "python@3.9"
+  depends_on "six"
+
+  resource "beniget" do
+    url "https://files.pythonhosted.org/packages/50/b9/7d864a50d5d2821686d4374400de45c8e0678e553657343f5f0ea6aff98d/beniget-0.3.0.tar.gz"
+    sha256 "062c893be9cdf87c3144fb15041cce4d81c67107c1591952cd45fdce789a0ff1"
+  end
+
+  resource "decorator" do
+    url "https://files.pythonhosted.org/packages/da/93/84fa12f2dc341f8cf5f022ee09e109961055749df2d0c75c5f98746cfe6c/decorator-4.4.2.tar.gz"
+    sha256 "e3a62f0520172440ca0dcc823749319382e377f37f140a0b99ef45fecb84bfe7"
+  end
+
+  resource "gast" do
+    url "https://files.pythonhosted.org/packages/83/4a/07c7e59cef23fb147454663c3271c21da68ba2ab141427c20548ae5a8a4d/gast-0.4.0.tar.gz"
+    sha256 "40feb7b8b8434785585ab224d1568b857edb18297e5a3047f1ba012bc83b42c1"
+  end
+
+  resource "networkx" do
+    url "https://files.pythonhosted.org/packages/b0/21/adfbf6168631e28577e4af9eb9f26d75fe72b2bb1d33762a5f2c425e6c2a/networkx-2.5.1.tar.gz"
+    sha256 "109cd585cac41297f71103c3c42ac6ef7379f29788eb54cb751be5a663bb235a"
+  end
+
+  resource "ply" do
+    url "https://files.pythonhosted.org/packages/e5/69/882ee5c9d017149285cab114ebeab373308ef0f874fcdac9beb90e0ac4da/ply-3.11.tar.gz"
+    sha256 "00c7c1aaa88358b9c765b6d3000c6eec0ba42abca5351b095321aef446081da3"
+  end
+
+  def install
+    on_macos do
+      gcc_major_ver = Formula["gcc"].any_installed_version.major
+      inreplace "pythran/pythran-darwin.cfg" do |s|
+        s.gsub!(/^include_dirs=/, "include_dirs=#{Formula["openblas"].opt_include}")
+        s.gsub!(/^library_dirs=/, "library_dirs=#{Formula["openblas"].opt_lib}")
+        s.gsub!(/^blas=.*/, "blas=openblas")
+        s.gsub!(/^CC=.*/, "CC=#{Formula["gcc"].opt_bin}/gcc-#{gcc_major_ver}")
+        s.gsub!(/^CXX=.*/, "CXX=#{Formula["gcc"].opt_bin}/g++-#{gcc_major_ver}")
+      end
+    end
+
+    virtualenv_install_with_resources
+  end
+
+  test do
+    pythran = Formula["pythran"].opt_bin/"pythran"
+    python = Formula["python@3.9"].opt_bin/"python3"
+
+    (testpath/"dprod.py").write <<~EOS
+      #pythran export dprod(int list, int list)
+      def dprod(arr0, arr1):
+        return sum([x*y for x,y in zip(arr0, arr1)])
+    EOS
+    system pythran, testpath/"dprod.py"
+    rm_f testpath/"dprod.py"
+    assert_equal "11", shell_output("#{python} -c 'import dprod; print(dprod.dprod([1,2], [3,4]))'").chomp
+
+    (testpath/"arc_distance.py").write <<~EOS
+      #pythran export arc_distance(float[], float[], float[], float[])
+      import numpy as np
+      def arc_distance(theta_1, phi_1, theta_2, phi_2):
+        """
+        Calculates the pairwise arc distance between all points in vector a and b.
+        """
+        temp = np.sin((theta_2-theta_1)/2)**2 + np.cos(theta_1)*np.cos(theta_2)*np.sin((phi_2-phi_1)/2)**2
+        distance_matrix = 2 * np.arctan2(np.sqrt(temp), np.sqrt(1-temp))
+        return distance_matrix
+    EOS
+    # Test with configured gcc to detect breakages from gcc major versions and for OpenMP support
+    with_env(CC: nil, CXX: nil) do
+      system pythran, "-DUSE_XSIMD", "-fopenmp", "-march=native", testpath/"arc_distance.py"
+    end
+    rm_f testpath/"arc_distance.py"
+    system python, "-c", <<~EOS
+      import numpy as np
+      import arc_distance
+      d = arc_distance.arc_distance(
+        np.array([12.4,0.5,-5.6,12.34,9.21]), np.array([-5.6,3.4,2.3,-23.31,12.6]),
+        np.array([3.45,1.5,55.4,567.0,43.2]), np.array([56.1,3.4,1.34,-56.9,-3.4]),
+      )
+      assert ([1.927, 1., 1.975, 1.83, 1.032] == np.round(d, 3)).all()
+    EOS
+  end
+end

pypi_formula_mappings.json

@@ -137,6 +137,9 @@
   "pyqt-builder": {
     "exclude_packages": ["packaging", "pyparsing", "sip", "toml"]
   },
+  "pythran": {
+    "exclude_packages": ["numpy", "six"]
+  },
   "pywhat": {
     "exclude_packages": ["six"]
   },