From c7df315b052e410edcc28b921ac652ff103ebb29 Mon Sep 17 00:00:00 2001
From: Gaetan Lepage <gaetan@glepage.com>
Date: Wed, 17 Dec 2025 23:34:01 +0000
Subject: [PATCH] python3Packages.corner: fix arviz import by making HOME
 writable

---
 pkgs/development/python-modules/corner/default.nix | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/pkgs/development/python-modules/corner/default.nix b/pkgs/development/python-modules/corner/default.nix
index fa6618079ad2..6fb5d809ddf6 100644
--- a/pkgs/development/python-modules/corner/default.nix
+++ b/pkgs/development/python-modules/corner/default.nix
@@ -2,6 +2,7 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
+  writableTmpDirAsHomeHook,
 
   # build-system
   hatch-vcs,
@@ -37,6 +38,13 @@ buildPythonPackage rec {
     hash = "sha256-gK2yylteI3VLVJ0p7NB7bR7cirCo2BvFKnYIH3kfyh4=";
   };
 
+  nativeBuildInputs = [
+    # During `pythonImportsCheck`, `corner` imports `arviz` which wants to write a stamp file to the
+    # homedir. It then needs to be writable.
+    # https://github.com/arviz-devs/arviz/commit/4db612908f588d89bb5bfb6b83a08ada3d54fd02
+    writableTmpDirAsHomeHook
+  ];
+
   build-system = [
     hatch-vcs
     hatchling