anchor.diff:      owner = "bieniu";
       repo = pname;
       rev = "refs/tags/${version}";
  -    hash = "sha256-+o6hv63u6FBEu57mD02lss0LQPwgBnXsP8CKQ+/74/Q=";
  +    hash = "sha256-pk9VBFha2NfQWI+fbWwGKcGFa93eKr5Cqh85r1CAXpI=";
     };
   
     propagatedBuildInputs = [
  +    dacite
       pysnmplib
     ];
   
  
positive.code: 
  buildPythonPackage rec {
    pname = "brother";
    version = "1.2.3";
    format = "setuptools";
  
    disabled = pythonOlder "3.8";
  
negative.code: { lib
  , buildPythonPackage
  , fetchFromGitHub
  , dacite
  , pysnmplib
  , pytest-asyncio
  , pytest-error-for-skips
  