anchor.diff:      license = licenses.bsd3;
       maintainers = with maintainers; [ drewkett ];
     };
  -
   }
  
positive.code: , buildPythonPackage
  , fetchPypi
  , six
  , pytest
  }:
  
  buildPythonPackage rec {
  
negative.code:     sha256 = "1pv02lvvmgz2qb61vz1jkjc04fgm4hpfvaj5zm4i3mjp64hd1mha";
    };
  
    propagatedBuildInputs = [ six ];
  
    checkInputs = [ pytestCheckHook ];
    pythonImportsCheck = [ "w3lib" ];
  
    disabledTests = [
      "test_add_or_replace_parameter"
    ];
  
    meta = with lib; {
      description = "A library of web-related functions";
  