push sheeet

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

@@ -0,0 +1,41 @@
+{
+  lib,
+  buildPythonPackage,
+  fetchFromGitHub,
+  pythonOlder,
+  setuptools,
+}:
+
+buildPythonPackage rec {
+  pname = "msgspec";
+  version = "0.19.0";
+  pyproject = true;
+
+  disabled = pythonOlder "3.8";
+
+  src = fetchFromGitHub {
+    owner = "jcrist";
+    repo = "msgspec";
+    tag = version;
+    # Note that this hash changes after some time after release because they
+    # use `$Format:%d$` in msgspec/_version.py, and GitHub produces different
+    # tarballs depending on whether tagged commit is the last commit, see
+    # https://github.com/NixOS/nixpkgs/issues/84312
+    hash = "sha256-CajdPNAkssriY/sie5gR+4k31b3Wd7WzqcsFmrlSoPY=";
+  };
+
+  build-system = [ setuptools ];
+
+  # Requires libasan to be accessible
+  doCheck = false;
+
+  pythonImportsCheck = [ "msgspec" ];
+
+  meta = with lib; {
+    description = "Module to handle JSON/MessagePack";
+    homepage = "https://github.com/jcrist/msgspec";
+    changelog = "https://github.com/jcrist/msgspec/releases/tag/${version}";
+    license = licenses.bsd3;
+    maintainers = with maintainers; [ fab ];
+  };
+}