anchor.diff:      "ocrmypdf"
     ];
   
  +  postInstall = ''
  +    installShellCompletion --cmd ocrmypdf \
  +      --bash misc/completion/ocrmypdf.bash \
  +      --fish misc/completion/ocrmypdf.fish
  +  '';
  +
     meta = with lib; {
       homepage = "https://github.com/ocrmypdf/OCRmyPDF";
       description = "Adds an OCR text layer to scanned PDF files, allowing them to be searched";
  
positive.code:     rev = "v${version}";
      # The content of .git_archival.txt is substituted upon tarball creation,
      # which creates indeterminism if master no longer points to the tag.
      # See https://github.com/jbarlow83/OCRmyPDF/issues/841
      postFetch = ''
        rm "$out/.git_archival.txt"
      '';
  
negative.code:   nativeBuildInputs = [
      setuptools-scm-git-archive
      setuptools-scm
      installShellFiles
    ];
  
    propagatedBuildInputs = [
  