anchor.diff:  , python
   , pythonOlder
   , requirements-parser
  +, sortedcontainers
   , setuptools
   , toml
   , types-setuptools
  
positive.code: 
  buildPythonPackage rec {
    pname = "cyclonedx-python-lib";
    version = "2.4.0";
    format = "pyproject";
  
    disabled = pythonOlder "3.9";
  
negative.code:     owner = "CycloneDX";
      repo = pname;
      rev = "refs/tags/v${version}";
      hash = "sha256-w/av9U42fC4g7NUw7PSW+K822klH4e1xYFPh7I4jrRA=";
    };
  
    nativeBuildInputs = [
  