diff --git a/python-pkgs/python-cas.nix b/python-pkgs/python-cas.nix
new file mode 100644
index 0000000..c8c2ac7
--- /dev/null
+++ b/python-pkgs/python-cas.nix
@@ -0,0 +1,43 @@
+{
+  lib,
+  buildPythonPackage,
+  fetchFromGitHub,
+  setuptools,
+  wheel,
+  lxml,
+  requests,
+  six,
+}:
+
+buildPythonPackage rec {
+  pname = "python-cas";
+  version = "1.6.0";
+  pyproject = true;
+
+  src = fetchFromGitHub {
+    owner = "python-cas";
+    repo = "python-cas";
+    rev = "v${version}";
+    hash = "sha256-0lpjG/Sma0tJGtahiFE1CjvTyswrBUp+F6f1S65b+lk=";
+  };
+
+  nativeBuildInputs = [
+    setuptools
+    wheel
+  ];
+
+  propagatedBuildInputs = [
+    lxml
+    requests
+    six
+  ];
+
+  pythonImportsCheck = [ "cas" ];
+
+  meta = with lib; {
+    description = "Python CAS (Central Authentication Service) client library support CAS 1.0/2.0/3.0";
+    homepage = "https://github.com/python-cas/python-cas";
+    license = licenses.mit;
+    maintainers = with maintainers; [ ];
+  };
+}