anchor.diff:  , six
   , zetup
   , modeled
  -, pytest
  +, pytestCheckHook
   }:
   
   buildPythonPackage rec {
  
positive.code:     modeled
    ];
  
    checkInputs = [
      pytest
    ];
  
    checkPhase = ''
      # tests require network
      pytest test --ignore test/remote/test_remote.py
    '';
  
    meta = with lib; {
      description = "Python Tools for Robot Framework and Test Libraries";
      homepage = "https://bitbucket.org/userzimmermann/robotframework-tools";
      license = licenses.gpl3;
      maintainers = [ maintainers.costrouc ];
    };
  }
  
negative.code:     sha256 = "0377ikajf6c3zcy3lc0kh4w9zmlqyplk2c2hb0yyc7h3jnfnya96";
    };
  
    nativeBuildInputs = [ zetup ];
  
    propagatedBuildInputs = [
      robotframework
  