anchor.diff:  
   buildPythonPackage rec {
     pname = "ocrmypdf";
  -  version = "13.4.6";
  +  version = "13.4.7";
   
     src = fetchFromGitHub {
       owner = "ocrmypdf";
  
positive.code: , buildPythonPackage
  , coloredlogs
  , fetchFromGitHub
  , fetchpatch
  , ghostscript
  , img2pdf
  , importlib-metadata
  
negative.code:       pngquant = "${lib.getBin pngquant}/bin/pngquant";
        tesseract = "${lib.getBin tesseract4}/bin/tesseract";
        unpaper = "${lib.getBin unpaper}/bin/unpaper";
      })
    ];
  
  