From da7a71e82428f037d52f6e9504e42989698294be Mon Sep 17 00:00:00 2001
From: h7x4 <h7x4@nani.wtf>
Date: Sun, 26 Oct 2025 14:54:07 +0900
Subject: [PATCH] python3Packages.pettingzoo: lib.filterAttrs ->
 lib.removeAttrs

---
 pkgs/development/python-modules/pettingzoo/default.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkgs/development/python-modules/pettingzoo/default.nix b/pkgs/development/python-modules/pettingzoo/default.nix
index 1409b29e3633..e8fa3a1ed962 100644
--- a/pkgs/development/python-modules/pettingzoo/default.nix
+++ b/pkgs/development/python-modules/pettingzoo/default.nix
@@ -53,7 +53,7 @@ buildPythonPackage rec {
   ];
 
   optional-dependencies = {
-    all = lib.flatten (lib.attrValues (lib.filterAttrs (n: v: n != "all") optional-dependencies));
+    all = lib.flatten (lib.attrValues (lib.removeAttrs optional-dependencies [ "all" ]));
     atari = [
       # multi-agent-ale-py
       pygame