anchor.diff:      # Tests require access socket
       "BasicTestUdpMulticastBusIPv4"
       "BasicTestUdpMulticastBusIPv6"
  +    # pytest.approx is not supported in a boolean context (since pytest7)
  +    "test_pack_unpack"
  +    "test_receive"
     ];
   
     preCheck = ''
  
positive.code:   src = fetchFromGitHub {
      owner = "hardbyte";
      repo = pname;
      rev = "2e24af08326ecd69fba9f02fed7b9c26f233c92b";
      hash = "sha256-ZP5qtbjDtBZ2uT9DOSvSnfHyTlirr0oCEXhiLO1ydz0=";
    };
  
    propagatedBuildInputs = [
  
negative.code: 
  buildPythonPackage rec {
    pname = "python-can";
    version = "4.0.0";
    format = "setuptools";
  
    disabled = pythonOlder "3.6";
  