From 7fa1886603e5aa2b35e1dccfdcfbf8fa19a2a635 Mon Sep 17 00:00:00 2001
From: Sarah Clark <seclark@nextquestion.net>
Date: Wed, 10 Dec 2025 17:09:19 +0000
Subject: [PATCH] python312Packages.langchain-google-genai: 3.0.0 -> 4.0.0

---
 .../langchain-google-genai/default.nix               | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/pkgs/development/python-modules/langchain-google-genai/default.nix b/pkgs/development/python-modules/langchain-google-genai/default.nix
index f89cb6787844..5d41f44e971e 100644
--- a/pkgs/development/python-modules/langchain-google-genai/default.nix
+++ b/pkgs/development/python-modules/langchain-google-genai/default.nix
@@ -4,13 +4,13 @@
   fetchFromGitHub,
 
   # build-system
-  pdm-backend,
+  hatchling,
 
   # dependencies
   filetype,
   google-api-core,
   google-auth,
-  google-generativeai,
+  google-genai,
   langchain-core,
   pydantic,
 
@@ -29,19 +29,19 @@
 
 buildPythonPackage rec {
   pname = "langchain-google-genai";
-  version = "3.0.0";
+  version = "4.0.0";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "langchain-ai";
     repo = "langchain-google";
     tag = "libs/genai/v${version}";
-    hash = "sha256-9Z0iRSICApA5/iHB7NTVYGpkktaoynG74W2mvn9zeMg=";
+    hash = "sha256-SVwBJbHcoD8zqBr4r1uP35/gbWZxZsD0ygJuttCdTjY=";
   };
 
   sourceRoot = "${src.name}/libs/genai";
 
-  build-system = [ pdm-backend ];
+  build-system = [ hatchling ];
 
   pythonRelaxDeps = [
     # Each component release requests the exact latest core.
@@ -53,7 +53,7 @@ buildPythonPackage rec {
     filetype
     google-api-core
     google-auth
-    google-generativeai
+    google-genai
     langchain-core
     pydantic
   ];