python312Packages.mmengine: fix pytorch 2.6.0 compat (#404344)

Author: GaetanLepage

pkgs/development/python-modules/mmengine/default.nix

@@ -2,6 +2,7 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
+  fetchpatch,
 
   # build-system
   setuptools,
@@ -41,6 +42,16 @@ buildPythonPackage rec {
     hash = "sha256-hQnwenuxHQwl+DwQXbIfsKlJkmcRvcHV1roK7q2X1KA=";
   };
 
+  patches = [
+    # Explicitly disable weights_only in torch.load calls
+    # https://github.com/open-mmlab/mmengine/pull/1650
+    (fetchpatch {
+      name = "torch-2.6.0-compat.patch";
+      url = "https://github.com/open-mmlab/mmengine/pull/1650/commits/c21b8431b2c625560a3866c65328cff0380ba1f8.patch";
+      hash = "sha256-SLr030IdYD9wM/jPJuZd+Dr1jjFx/5/YkJj/IwhnNQg=";
+    })
+  ];
+
   build-system = [ setuptools ];
 
   dependencies = [