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