anchor.diff:      owner = "frnmst";
       repo = pname;
       rev = version;
  -    sha256 = "sha256-nh9KxjwF+O4n0qVo9yPP6fvKB5XFICh+Ak6oD2fQVdk=";
  +    sha256 = "sha256-FTvHPV/QIpKRF7wcZ6yuik4GzPrwyg4Oxc5/cdCs6Qo=";
     };
   
     propagatedBuildInputs = [
  
positive.code:   checkInputs = [
      pytestCheckHook
    ];
  
    postPatch = ''
      substituteInPlace setup.py \
        --replace "fpyutils>=2.0,<2.1" "fpyutils>=2.0,<3"
    '';
  
    pytestFlagsArray = [
      "md_toc/tests/*.py"
  
negative.code: 
  buildPythonPackage rec {
    pname = "md-toc";
    version = "8.1.0";
    format = "setuptools";
  
    disabled = pythonOlder "3.5";
  