anchor.diff:  
   buildPythonPackage rec {
     pname = "hy";
  -  version = "1.0a4";
  +  version = "0.24.0";
     format = "setuptools";
   
     disabled = pythonOlder "3.7";
  
positive.code:     owner = "hylang";
      repo = pname;
      rev = version;
      sha256 = "sha256-MBzp3jqBg/kH233wcgYYHc+Yg9GuOaBsXIfjFDihD1E=";
    };
  
    # https://github.com/hylang/hy/blob/1.0a4/get_version.py#L9-L10
  
negative.code:   propagatedBuildInputs = [
      colorama
      funcparserlib
    ] ++
    lib.optionals (pythonOlder "3.9") [
      astor
    ] ++
    # for backwards compatibility with removed pkgs/development/interpreters/hy
    # See: https://github.com/NixOS/nixpkgs/issues/171428
    (hyDefinedPythonPackages python.pkgs);
  
    checkInputs = [
      pytestCheckHook
    ];
  
    preCheck = ''
      # For test_bin_hy
      export PATH="$out/bin:$PATH"
    '';
  
    disabledTests = [
      "test_circular_macro_require"
      "test_macro_require"
    ];
  
    pythonImportsCheck = [ "hy" ];
  