{ lib, buildPythonPackage, fetchPypi }:

buildPythonPackage rec {
  pname = "visitor";
  version = "0.1.3";

  src = fetchPypi {
    inherit pname version;
    sha256 = "02j87v93c50gz68gbgclmbqjcwcr7g7zgvk7c6y4x1mnn81pjwrc";
  };

  meta = with lib; {
    homepage = https://github.com/mbr/visitor;
    description = "A tiny pythonic visitor implementation";
    license = licenses.mit;
    maintainers = with maintainers; [ ];
  };
}