anchor.diff:  , appdirs
   , buildPythonPackage
   , fetchFromGitHub
  +, importlib-metadata
   , poetry-core
   , pyee
   , pytest-xdist
  
positive.code:     "TestPDF"
    ];
  
    pythonImportsCheck = [ "pyppeteer" ];
  
    meta = {
      description = "Headless chrome/chromium automation library (unofficial port of puppeteer)";
      homepage = "https://github.com/pyppeteer/pyppeteer";
      license = lib.licenses.mit;
      maintainers = with lib.maintainers; [ kmein ];
    };
  }
  
negative.code: 
    propagatedBuildInputs = [
      appdirs
      importlib-metadata
      pyee
      tqdm
      urllib3
  