diff --git a/pkgs/development/python-modules/commandlines/default.nix b/pkgs/development/python-modules/commandlines/default.nix
new file mode 100644
index 000000000000..70e37055c4dd
--- /dev/null
+++ b/pkgs/development/python-modules/commandlines/default.nix
@@ -0,0 +1,31 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, pytestCheckHook
+}:
+
+buildPythonPackage rec {
+  pname = "commandlines";
+  version = "0.4.1";
+
+  # PyPI source tarballs omit tests, fetch from Github instead
+  src = fetchFromGitHub {
+    owner = "chrissimpkins";
+    repo = "commandlines";
+    rev = "v${version}";
+    hash = "sha256-x3iUeOTAaTKNW5Y5foMPMJcWVxu52uYZoY3Hhe3UvQ4=";
+  };
+
+  doCheck = true;
+  nativeCheckInputs = [
+    pytestCheckHook
+  ];
+
+  meta = with lib; {
+    description = "Python library for command line argument parsing";
+    homepage = "https://github.com/chrissimpkins/commandlines";
+    license = licenses.mit;
+    maintainers = with maintainers; [ danc86 ];
+  };
+}
+
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index e60a39a032b1..91326da6ee86 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -2252,6 +2252,8 @@ self: super: with self; {
 
   comm = callPackage ../development/python-modules/comm { };
 
+  commandlines = callPackage ../development/python-modules/commandlines { };
+
   commandparse = callPackage ../development/python-modules/commandparse { };
 
   commentjson = callPackage ../development/python-modules/commentjson { };