anchor.diff:      sha256 = "f9f0f8f800798fae83c05dd52dc2f06bd77fb318c784c4b44e3acfba81338881";
     };
   
  -  buildInputs = [ six click requests pytz tabulate ];
  +  propagatedBuildInputs = [ six click requests pytz tabulate ];
   
     doCheck = false;
   
  
positive.code:     wrapProgram $out/bin/alerta --prefix PYTHONPATH : "$PYTHONPATH"
    '';
  
    meta = with stdenv.lib; {
      homepage = https://alerta.io;
      description = "Alerta Monitoring System command-line interface";
  
negative.code: { stdenv, buildPythonPackage, fetchPypi, makeWrapper
  , six, click, requests, pytz, tabulate, pythonOlder
  }:
  
  buildPythonPackage rec {
  