anchor.diff:  
   buildPythonPackage rec {
     pname = "dbus-fast";
  -  version = "1.13.0";
  +  version = "1.15.1";
     format = "pyproject";
   
     disabled = pythonOlder "3.7";
  
positive.code:     owner = "Bluetooth-Devices";
      repo = pname;
      rev = "v${version}";
      hash = "sha256-SADUeLD4quPxKChf1A4ph1iI8zu7oCDg4nJNFl77f+k=";
    };
  
    nativeBuildInputs = [
      poetry-core
    ];
  
    checkInputs = [
  
negative.code: { lib
  , async-timeout
  , buildPythonPackage
  , fetchFromGitHub
  , poetry-core
  