From 3dfe8ff2b989e91352e008ea9bc6853a86dfe31c Mon Sep 17 00:00:00 2001
From: Theodore Ni <3806110+tjni@users.noreply.github.com>
Date: Mon, 7 Aug 2023 00:19:06 -0700
Subject: [PATCH] python3.pkgs.oldest-supported-numpy: init at 2023.8.3
 (#247073)

The main purpose of this package is to be used as a dependency in
projects that depend upon it without having to patch their build
dependency requirements.
---
 .../oldest-supported-numpy/default.nix        | 40 +++++++++++++++++++
 pkgs/top-level/python-packages.nix            |  2 +
 2 files changed, 42 insertions(+)
 create mode 100644 pkgs/development/python-modules/oldest-supported-numpy/default.nix

diff --git a/pkgs/development/python-modules/oldest-supported-numpy/default.nix b/pkgs/development/python-modules/oldest-supported-numpy/default.nix
new file mode 100644
index 0000000000000..a7b99614aef8b
--- /dev/null
+++ b/pkgs/development/python-modules/oldest-supported-numpy/default.nix
@@ -0,0 +1,40 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, numpy
+}:
+
+buildPythonPackage rec {
+  pname = "oldest-supported-numpy";
+  version = "2023.8.3";
+  format = "setuptools";
+
+  src = fetchPypi {
+    inherit pname version;
+    hash = "sha256-yJp+wzsihagnI3crGPDBo+CqbVO4Xhxulj/o/NitxU0=";
+  };
+
+  # The purpose of oldest-supported-numpy is to build a project against the
+  # oldest version of numpy for a given Python distribution in order to build
+  # a binary that is compatible with the largest possible versons of numpy.
+  # We only build against one version of numpy in nixpkgs, so instead we only
+  # want to make sure that we have a version above the minimum.
+  #
+  postPatch = ''
+    substituteInPlace setup.cfg \
+      --replace 'numpy==' 'numpy>='
+  '';
+
+  nativeBuildInputs = [
+    numpy
+  ];
+
+  doCheck = false;
+
+  meta = with lib; {
+    description = "Meta-package providing the oldest supported Numpy for a given Python version and platform";
+    homepage = "https://github.com/scipy/oldest-supported-numpy";
+    license = licenses.bsd2;
+    maintainers = with maintainers; [ tjni ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index eba8a51d256b9..145bccd7ad7e9 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -7288,6 +7288,8 @@ self: super: with self; {
 
   okta = callPackage ../development/python-modules/okta { };
 
+  oldest-supported-numpy = callPackage ../development/python-modules/oldest-supported-numpy { };
+
   olefile = callPackage ../development/python-modules/olefile { };
 
   oletools = callPackage ../development/python-modules/oletools { };