python312Packages.langgraph-checkpoint: init at 1.0.3

pkgs/development/python-modules/langgraph-checkpoint/default.nix

@@ -0,0 +1,51 @@
+{
+  lib,
+  buildPythonPackage,
+  dataclasses-json,
+  fetchFromGitHub,
+  langchain-core,
+  poetry-core,
+  pytest-asyncio,
+  pytestCheckHook,
+  pythonOlder,
+}:
+
+buildPythonPackage rec {
+  pname = "langgraph-checkpoint";
+  version = "1.0.3";
+  pyproject = true;
+
+  disabled = pythonOlder "3.9";
+
+  src = fetchFromGitHub {
+    owner = "langchain-ai";
+    repo = "langgraph";
+    rev = "refs/tags/checkpoint==${version}";
+    hash = "sha256-5JP9f2uHNo71btQ96sBPlS7JPqo35C3VEMeHN1cJSro=";
+  };
+
+  sourceRoot = "${src.name}/libs/checkpoint";
+
+  build-system = [ poetry-core ];
+
+  dependencies = [ langchain-core ];
+
+  pythonImportsCheck = [ "langgraph.checkpoint" ];
+
+  nativeCheckInputs = [
+    dataclasses-json
+    pytest-asyncio
+    pytestCheckHook
+  ];
+
+  meta = {
+    changelog = "https://github.com/langchain-ai/langgraph/releases/tag/checkpoint==${version}";
+    description = "Library with base interfaces for LangGraph checkpoint savers";
+    homepage = "https://github.com/langchain-ai/langgraph/tree/main/libs/checkpoint";
+    license = lib.licenses.mit;
+    maintainers = with lib.maintainers; [
+      drupol
+      sarahec
+    ];
+  };
+}

pkgs/top-level/python-packages.nix

@@ -6766,6 +6766,8 @@ self: super: with self; {
 
   langgraph = callPackage ../development/python-modules/langgraph { };
 
+  langgraph-checkpoint = callPackage ../development/python-modules/langgraph-checkpoint { };
+
   langgraph-checkpoint-postgres = callPackage ../development/python-modules/langgraph-checkpoint-postgres { };
 
   langgraph-checkpoint-sqlite = callPackage ../development/python-modules/langgraph-checkpoint-sqlite { };