anchor.diff:      postFetch = ''
         rm "$out/.git_archival.txt"
       '';
  -    hash = "sha256-jkAwc1bQ1jRDf/qY+xAjiLXXO98qKjyX+J7Lu4tYWoI=";
  +    hash = "sha256-nCzG1QYwERKo/T16hEGIG//PwSrpWRmKLXdj42WGyls=";
     };
   
     patches = [
  
positive.code:   ];
  
    propagatedBuildInputs = [
      defusedxml
      lxml
      packaging
      pillow
      setuptools
    ];
  
    pythonImportsCheck = [ "pikepdf" ];
  
negative.code: { lib
  , attrs
  , buildPythonPackage
  , fetchFromGitHub
  , hypothesis
  , pythonOlder
  , importlib-metadata
  , jbig2dec
  , lxml
  , mupdf
  , pillow
  , psutil
  , pybind11
  