anchor.diff:    version = "0.9.0";
     format = "setuptools";
   
  +  disabled = pythonOlder "3.7";
  +
     src = fetchPypi {
       inherit pname version;
  -    sha256 = "sha256-sq0a5jovZb149eCorFEKmPNgekPx2yqNRmNqXZ5KMME=";
  +    hash = "sha256-sq0a5jovZb149eCorFEKmPNgekPx2yqNRmNqXZ5KMME=";
     };
   
     propagatedBuildInputs = [
  
positive.code:   ];
  
    meta = with lib; {
      homepage = "https://github.com/erikrose/parsimonious";
      description = "Fast arbitrary-lookahead parser written in pure Python";
      license = licenses.mit;
    };
  
  }
  
negative.code: , fetchPypi
  , regex
  , pytestCheckHook
  , pythonOlder
  }:
  
  buildPythonPackage rec {
  