anchor.diff:  
   buildPythonPackage rec {
     pname = "cyclonedx-python-lib";
  -  version = "2.4.0";
  +  version = "2.5.1";
     format = "pyproject";
   
     disabled = pythonOlder "3.9";
  
positive.code: , python
  , pythonOlder
  , requirements-parser
  , setuptools
  , toml
  , types-setuptools
  
negative.code:     packageurl-python
      requirements-parser
      setuptools
      sortedcontainers
      toml
      types-setuptools
      types-toml
  