anchor.diff:  , jbig2dec
   , lxml
   , mupdf
  +, packaging
   , pillow
   , psutil
   , pybind11
  
positive.code: 
  buildPythonPackage rec {
    pname = "pikepdf";
    version = "4.2.0";
    disabled = ! isPy3k;
  
    src = fetchFromGitHub {
  
negative.code:   propagatedBuildInputs = [
      defusedxml
      lxml
      packaging
      pillow
      setuptools
    ];
  