From 348a153781bf5a65df5e9f3d65d5db0dddbe8256 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Dani=C3=ABl=20de=20Kok?= <me@github.danieldk.eu>
Date: Wed, 5 Sep 2018 16:22:52 +0200
Subject: [PATCH] pythonPackages.thinc: fix darwin build (#46092)

thinc uses Accelerate on macOS as a blas library. Add the necessary
dependencies to allow building on unsandboxed Darwin machines.
---
 pkgs/development/python-modules/thinc/default.nix | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/pkgs/development/python-modules/thinc/default.nix b/pkgs/development/python-modules/thinc/default.nix
index 321b1fb11816..6217a4200574 100644
--- a/pkgs/development/python-modules/thinc/default.nix
+++ b/pkgs/development/python-modules/thinc/default.nix
@@ -6,6 +6,7 @@
 , pytest
 , cython
 , cymem
+, darwin
 , msgpack-numpy
 , msgpack-python
 , preshed
@@ -40,6 +41,10 @@ buildPythonPackage rec {
       --replace "hypothesis>=2,<3" "hypothesis>=2"
   '';
 
+  buildInputs = lib.optionals stdenv.isDarwin (with darwin.apple_sdk.frameworks; [
+    Accelerate CoreFoundation CoreGraphics CoreVideo
+  ]);
+
   propagatedBuildInputs = [
    cython
    cymem