with import <nixpkgs> {};
let
  pythonPackages = pkgs.python3Packages;
  newfol =
    pythonPackages.buildPythonPackage rec {
      name = "newfol";
      src = ./.;
      propagatedBuildInputs = [
        pythonPackages.urwid
      ];

      postInstall = ''
        mv -v $out/bin/newfol.py $out/bin/newfol
      '';
    };
in
pkgs.mkShell {
  buildInputs = with pythonPackages; [
    # newfol
  ];
  packages = [ newfol ];
}