From dcd770c0adf3419ed48e16d8f3238acc8592b773 Mon Sep 17 00:00:00 2001
From: Johan Herland <johan.herland@tweag.io>
Date: Tue, 16 Jun 2026 10:33:40 +0200
Subject: [PATCH] python3Packages.executorch: 1.2.0 -> 1.3.1 (#490038)

---
 .../python-modules/executorch/default.nix         | 15 ++++-----------
 1 file changed, 4 insertions(+), 11 deletions(-)

diff --git a/pkgs/development/python-modules/executorch/default.nix b/pkgs/development/python-modules/executorch/default.nix
index 0fc670c7ded9..e4fe62894755 100644
--- a/pkgs/development/python-modules/executorch/default.nix
+++ b/pkgs/development/python-modules/executorch/default.nix
@@ -54,7 +54,7 @@
 }:
 buildPythonPackage.override { inherit (torch) stdenv; } (finalAttrs: {
   pname = "executorch";
-  version = "1.2.0";
+  version = "1.3.1";
   pyproject = true;
   __structuredAttrs = true;
 
@@ -68,7 +68,7 @@ buildPythonPackage.override { inherit (torch) stdenv; } (finalAttrs: {
     name = "executorch";
 
     fetchSubmodules = true;
-    hash = "sha256-Rkw6+keOygQaf6iOCpGoW9JgXiCimgx8gsxLEH3bxME=";
+    hash = "sha256-UyMPY+qYTHYZDeftj4YVqzO2ibTswzd+HWW5JeXHW0Q=";
   };
 
   postPatch =
@@ -76,8 +76,8 @@ buildPythonPackage.override { inherit (torch) stdenv; } (finalAttrs: {
     ''
       substituteInPlace exir/_serialize/_flatbuffer.py \
         --replace-fail \
-          'flatc_path = "flatc"' \
-          'flatc_path = "${lib.getExe pkgs.flatbuffers}"'
+          '_flatc_cached_path = os.getenv("FLATC_EXECUTABLE", "flatc")' \
+          '_flatc_cached_path = os.getenv("FLATC_EXECUTABLE", "${lib.getExe pkgs.flatbuffers}")'
     ''
     # Relax build-system dependencies
     + ''
@@ -102,13 +102,6 @@ buildPythonPackage.override { inherit (torch) stdenv; } (finalAttrs: {
 
       sed -i "1i #include <cstdint>" backends/apple/coreml/runtime/inmemoryfs/memory_buffer.hpp
       sed -i "1i #include <cstdint>" extension/llm/tokenizers/third-party/sentencepiece/src/sentencepiece_processor.h
-    ''
-    # AssertionError: '1.3.0' != '0.1.0'
-    + ''
-      substituteInPlace extension/llm/tokenizers/test/test_python_bindings.py \
-        --replace-fail \
-          'self.assertEqual(pytorch_tokenizers.__version__, "0.1.0")' \
-          'self.assertEqual(pytorch_tokenizers.__version__, "${pytorch-tokenizers.version}")'
     '';
 
   env = {