{
  lib,
  python3,
  python3Packages,
  writeShellApplication,
}: let
  pykefcontrol = python3Packages.callPackage ../pykefcontrol {};
  python = python3.withPackages (ps: [
    pykefcontrol
    ps.zeroconf
  ]);
in
  writeShellApplication {
    name = "kef";

    runtimeInputs = [python];

    text = ''
      exec python ${./kef.py} "$@"
    '';

    meta = {
      description = "Command-line controller for KEF W2 speakers";
      license = lib.licenses.mit;
      maintainers = with lib.maintainers; [imalison];
      mainProgram = "kef";
    };
  }