anchor.diff:      owner = "allenporter";
       repo = "gcal_sync";
       rev = "refs/tags/${version}";
  -    hash = "sha256-FKrZPiN4rSk5iFhGAXVuKhEeekOnPxdFslP4SMUrQIE=";
  +    hash = "sha256-xRmNV06gMdPPHcvgJTvxPZBUi1BbFTnwZpzXLBluBYo=";
     };
   
     propagatedBuildInputs = [
       aiohttp
  +    ical
       pydantic
     ];
   
  
positive.code: { lib
  , buildPythonPackage
  , pythonOlder
  , fetchFromGitHub
  , aiohttp
  , pydantic
  , freezegun
  , pytest-aiohttp
  , pytest-asyncio
  , pytestCheckHook
  }:
  
  buildPythonPackage rec {
    pname = "gcal-sync";
    version = "2.1.0";
  
    disabled = pythonOlder "3.9";
  
  
negative.code:     pytestCheckHook
    ];
  
    pythonImportsCheck = [
      "gcal_sync"
    ];
  
    meta = with lib; {
      description = "Library for syncing Google Calendar to local storage";
      homepage = "https://github.com/allenporter/gcal_sync";
      changelog = "https://github.com/allenporter/gcal_sync/releases/tag/${version}";
      license = licenses.asl20;
      maintainers = with maintainers; [ dotlambda ];
    };
  }
  