anchor.diff:  
   buildPythonPackage rec {
     pname = "yalexs";
  -  version = "1.1.20";
  +  version = "1.1.22";
     format = "setuptools";
   
     disabled = pythonOlder "3.6";
  
positive.code:     owner = "bdraco";
      repo = pname;
      rev = "v${version}";
      sha256 = "sha256-0wcvlgKlWhj9jZ53c+uEk9F28+m7BwsmlwTRlBMPoho=";
    };
  
    propagatedBuildInputs = [
      aiofiles
      aiohttp
      pubnub
      python-dateutil
      requests
    ];
  
negative.code: , buildPythonPackage
  , fetchFromGitHub
  , pubnub
  , pyjwt
  , pytestCheckHook
  , python-dateutil
  , pythonOlder
  