as_docinfo              Coerce to docinfo objects
as_lang_alt             Coerce to XMP "language alternative" structure
as_xmp                  Coerce to xmp objects
bookmarks               Set/get pdf bookmarks
cat_bookmarks           Concatenate pdf bookmarks
cat_pages               Concatenate pdf documents together
docinfo                 PDF documentation info dictionary object
edit_docinfo            Set/get pdf document info dictionary
edit_xmp                Set/get xmp metadata
enable_feature_message
                        Messages for how to enable feature
n_pages                 Get number of pages in a document
spdx_licenses           SPDX License List data
supports                Detect support for features
xmp                     XMP metadata object
xmpdf                   xmpdf: Edit 'XMP' Metadata and 'PDF' Bookmarks
                        and Documentation Info
