anchor.diff:  { lib
   , buildPythonPackage
   , fetchFromGitHub
  +, appdirs
   , lxml
   , packaging
   , py
  
positive.code:     # 0.4.5 was the last release which was tagged
      # https://github.com/KimiNewt/pyshark/issues/541
      rev = "refs/tags/v${version}";
      hash = "sha256-yEpUFihETKta3+Xb8eSyTZ1uSi7ao4OqWzsCgDLLhe8=";
    };
  
    sourceRoot = "${src.name}/src";
  
    propagatedBuildInputs = [
      py
      lxml
      packaging
    ];
  
    checkInputs = [
      pytestCheckHook
  
negative.code: 
  buildPythonPackage rec {
    pname = "pyshark";
    version = "0.5.3";
    format = "setuptools";
  
    disabled = pythonOlder "3.7";
  