From 76326594f13d5b671b40fc7d32db2d230770c1be Mon Sep 17 00:00:00 2001
From: Fabian Affolter <mail@fabian-affolter.ch>
Date: Thu, 29 Apr 2021 11:12:52 +0200
Subject: [PATCH] python3Packages.gym: 0.18.0 -> 0.18.1

---
 .../python-modules/gym/default.nix            | 29 ++++++++++++++-----
 1 file changed, 21 insertions(+), 8 deletions(-)

diff --git a/pkgs/development/python-modules/gym/default.nix b/pkgs/development/python-modules/gym/default.nix
index 126606af73a..a1cd76cd38e 100644
--- a/pkgs/development/python-modules/gym/default.nix
+++ b/pkgs/development/python-modules/gym/default.nix
@@ -1,19 +1,32 @@
 { lib
-, buildPythonPackage, fetchPypi
-, numpy, requests, six, pyglet, scipy, cloudpickle
+, buildPythonPackage
+, fetchFromGitHub
+, numpy
+, requests
+, pyglet
+, scipy
+, pillow
+, cloudpickle
 }:
 
 buildPythonPackage rec {
   pname = "gym";
-  version = "0.18.0";
+  version = "0.18.1";
 
-  src = fetchPypi {
-    inherit pname version;
-    sha256 = "a0dcd25c1373f3938f4cb4565f74f434fba6faefb73a42d09c9dddd0c08af53e";
+  src = fetchFromGitHub {
+    owner = "openai";
+    repo = pname;
+    rev = version;
+    sha256 = "0mv4af2y9d1y97bsda94f21nis2jm1zkzv7c806vmvzh5s4r8nfn";
   };
 
   propagatedBuildInputs = [
-    numpy requests six pyglet scipy cloudpickle
+    cloudpickle
+    numpy
+    pillow
+    pyglet
+    requests
+    scipy
   ];
 
   # The test needs MuJoCo that is not free library.
@@ -22,7 +35,7 @@ buildPythonPackage rec {
   pythonImportsCheck = [ "gym" ];
 
   meta = with lib; {
-    description = "A toolkit by OpenAI for developing and comparing your reinforcement learning agents";
+    description = "A toolkit for developing and comparing your reinforcement learning agents";
     homepage = "https://gym.openai.com/";
     license = licenses.mit;
     maintainers = with maintainers; [ hyphon81 ];