From 5045795197715cdc737051c3f0122657e1e6e5f5 Mon Sep 17 00:00:00 2001
From: Kevin Mehall <km@kevinmehall.net>
Date: Wed, 3 Nov 2021 23:39:43 +0000
Subject: [PATCH] python3Packages.pytorch: Avoid duplicating libraries between
 $lib and $out

---
 pkgs/development/python-modules/pytorch/default.nix | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/python-modules/pytorch/default.nix b/pkgs/development/python-modules/pytorch/default.nix
index 0d42c8e6dcc..4c7ad30a4a9 100644
--- a/pkgs/development/python-modules/pytorch/default.nix
+++ b/pkgs/development/python-modules/pytorch/default.nix
@@ -276,7 +276,8 @@ in buildPythonPackage rec {
       --replace \''${_IMPORT_PREFIX}/lib "$lib/lib"
 
     mkdir $lib
-    cp -r $out/${python.sitePackages}/torch/lib     $lib/lib
+    mv $out/${python.sitePackages}/torch/lib     $lib/lib
+    ln -s $lib/lib $out/${python.sitePackages}/torch/lib
   '';
 
   postFixup = lib.optionalString stdenv.isDarwin ''