feat(pyang): init

pkgs/pyang.nix

@@ -0,0 +1,41 @@
+{
+  lib,
+  python3,
+  fetchFromGitHub,
+}:
+
+python3.pkgs.buildPythonApplication rec {
+  pname = "pyang";
+  version = "2.6.1";
+  pyproject = true;
+
+  src = fetchFromGitHub {
+    owner = "mbj4668";
+    repo = "pyang";
+    rev = "pyang-${version}";
+    hash = "sha256-sZokdBegfkDUXuf9lHIZ7AJzjomxSRpwyX+myquQy3Y=";
+  };
+
+  build-system = [
+    python3.pkgs.setuptools
+    python3.pkgs.wheel
+  ];
+
+  dependencies = with python3.pkgs; [
+    lxml
+    setuptools
+  ];
+
+  pythonImportsCheck = [
+    "pyang"
+  ];
+
+  meta = {
+    description = "An extensible YANG validator and converter in python";
+    homepage = "https://github.com/mbj4668/pyang";
+    changelog = "https://github.com/mbj4668/pyang/blob/${src.rev}/CHANGELOG.md";
+    license = lib.licenses.isc;
+    maintainers = with lib.maintainers; [ ];
+    mainProgram = "pyang";
+  };
+}