From ff3f2270db9dddb7abe3e0bec78bf1d2656f8867 Mon Sep 17 00:00:00 2001
From: Martin Weinelt <hexa@darmstadt.ccc.de>
Date: Sat, 11 Jul 2026 23:46:46 +0200
Subject: [PATCH] python3Packages.pytest-mock: fix tests with pytest 9.1

---
 pkgs/development/python-modules/pytest-mock/default.nix | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/pkgs/development/python-modules/pytest-mock/default.nix b/pkgs/development/python-modules/pytest-mock/default.nix
index 3c03379fceb4..f6a89f265a05 100644
--- a/pkgs/development/python-modules/pytest-mock/default.nix
+++ b/pkgs/development/python-modules/pytest-mock/default.nix
@@ -2,6 +2,7 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
+  fetchpatch,
   pytest,
   pytest-asyncio,
   pytestCheckHook,
@@ -21,6 +22,14 @@ buildPythonPackage rec {
     hash = "sha256-9h5/cssWs4F0LKnFLjWDsEjB2AYczLvnSjiUdsaEcBQ=";
   };
 
+  patches = [
+    (fetchpatch {
+      name = "pytest-9.1-compat.patch";
+      url = "https://github.com/pytest-dev/pytest-mock/commit/1d42981a1577207db5919852f30ef08c97208496.patch";
+      hash = "sha256-9/vQi/VvZRrIUSq1e90MvLB0idkc+tT4R6q1Ut4HKnY=";
+    })
+  ];
+
   build-system = [
     setuptools
     setuptools-scm