anchor.diff:      imagemagick
       perlPackages.Po4a
     ];
  +  inherit (import ./src.nix { inherit fetchFromGitLab; }) version src sample_documents;
   in
   
   python3Packages.buildPythonApplication rec {
  -  inherit (import ./src.nix { inherit fetchFromGitLab; }) version src sample_documents;
  +  inherit src version;
     pname = "paperwork";
  +
  +  sample_docs = sample_documents // {
  +    # a trick for the update script
  +    name = "sample_documents";
  +    src = sample_documents;
  +  };
   
     sourceRoot = "source/paperwork-gtk";
   
  
positive.code: 
    disallowedRequisites = documentation_deps;
  
    meta = {
      description = "A personal document manager for scanned documents";
      homepage = "https://openpaper.work/";
  
negative.code: , texlive
  , imagemagick
  , perlPackages
  , writeScript
  }:
  
  let
  