anchor.diff:  
   buildPythonPackage rec {
     pname = "itemloaders";
  -  version = "1.0.4";
  +  version = "1.0.5";
     disabled = pythonOlder "3.6";
   
     # Tests not included in PyPI tarball
  
positive.code:     owner = "scrapy";
      repo = pname;
      rev = "v${version}";
      sha256 = "0j68xgx2z63sc1nc9clw6744036vfbijdsghvjv6pk674d5lgyam";
    };
  
    propagatedBuildInputs = [ w3lib parsel jmespath itemadapter ];
  
negative.code:   meta = with lib; {
      description = "Base library for scrapy's ItemLoader";
      homepage = "https://github.com/scrapy/itemloaders";
      changelog = "https://github.com/scrapy/itemloaders/raw/v${version}/docs/release-notes.rst";
      license = licenses.bsd3;
      maintainers = [ maintainers.marsam ];
    };
  