From 20730dc2805bdc030938518b90050f033ec580cd Mon Sep 17 00:00:00 2001
From: Tyson Whitehead <twhitehead@gmail.com>
Date: Tue, 30 May 2017 16:06:16 -0400
Subject: [PATCH] TheanoWithCuda: cudnn shouldn't be optional or list wrapped
 #26263

* python27.withPackages drops nested propagatedBuildInputs
* not clear why cudnn was optional to begin with
---
 .../python-modules/Theano/theano-with-cuda/default.nix         | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/python-modules/Theano/theano-with-cuda/default.nix b/pkgs/development/python-modules/Theano/theano-with-cuda/default.nix
index c9ea79bef9a..f65733557cb 100644
--- a/pkgs/development/python-modules/Theano/theano-with-cuda/default.nix
+++ b/pkgs/development/python-modules/Theano/theano-with-cuda/default.nix
@@ -56,7 +56,8 @@ buildPythonPackage rec {
     pycuda
     cudatoolkit
     libgpuarray
-  ] ++ (stdenv.lib.optional (cudnn != null) [ cudnn ]);
+    cudnn
+  ];
 
   passthru.cudaSupport = true;
 }