anchor.diff:      owner = "SoCo";
       repo = "SoCo";
       rev = "v${version}";
  -    hash = "sha256-8U7wfxqen+hgK8j9ooPHCAKvd9kSZicToTyP7XzQFrg=";
  +    hash = "sha256-rH6EfPK4EEQDO63VEIM7jJO5OM4tyYfZ5yYUskPf8dE=";
     };
   
     propagatedBuildInputs = [
       appdirs
       ifaddr
  +    lxml
       requests
       xmltodict
     ];
  
positive.code: , appdirs
  , ifaddr
  , pythonOlder
  , mock
  , nix-update-script
  , pytestCheckHook
  
negative.code: 
  buildPythonPackage rec {
    pname = "soco";
    version = "0.28.0";
    format = "setuptools";
  
    disabled = pythonOlder "3.6";
  