(venv) stefan@localhost:~/temp/pypdf> rm -rf build/ && LANG=C sphinx-build -n -T -b html docs build/sphinx/html
Running Sphinx v7.2.6
making output directory... done
loading intersphinx inventory from https://docs.python.org/3.9/objects.inv...
loading intersphinx inventory from https://pillow.readthedocs.io/en/latest/objects.inv...
[autosummary] generating autosummary for: dev/cmaps.md, dev/deprecations.md, dev/documentation.md, dev/intro.md, dev/pdf-format.md, dev/pypdf-parsing.md, dev/pypdf-writing.md, dev/releasing.md, dev/testing.md, index.rst, ..., user/metadata.md, user/migration-1-to-2.md, user/pdf-version-support.md, user/pdfa-compliance.md, user/post-processing-in-text-extraction.md, user/reading-pdf-annotations.md, user/robustness.md, user/streaming-data.md, user/suppress-warnings.md, user/viewer-preferences.md
myst v2.0.0: MdParserConfig(commonmark_only=False, gfm_only=False, enable_extensions=set(), disable_syntax=[], all_links_external=True, url_schemes=('http', 'https', 'mailto', 'ftp'), ref_domains=None, fence_as_directive=set(), number_code_blocks=[], title_to_header=False, heading_anchors=0, heading_slug_func=None, html_meta={}, footnote_transition=True, words_per_minute=200, substitutions={}, linkify_fuzzy_links=True, dmath_allow_labels=True, dmath_allow_space=True, dmath_allow_digits=True, dmath_double_inline=False, update_mathjax=True, mathjax_classes='tex2jax_process|mathjax_process|math|output_area', enable_checkboxes=False, suppress_warnings=[], highlight_code_blocks=True)
building [mo]: targets for 0 po files that are out of date
writing output... 
building [html]: targets for 57 source files that are out of date
updating environment: [new config] 57 added, 0 changed, 0 removed
reading sources... [100%] user/viewer-preferences
looking for now-outdated files... none found
pickling environment... done
checking consistency... done
preparing documents... done
copying assets... copying static files... done
copying extra files... done
done
writing output... [100%] user/viewer-preferences
/home/stefan/temp/pypdf/pypdf/xmp.py:docstring of pypdf.xmp.XmpInformation.rdfRoot:1: WARNING: py:class reference target not found: xml.dom.minidom.Element
generating indices... genindex py-modindex done
highlighting module code... [100%] pypdf.xmp
writing additional pages... search done
copying images... [100%] user/nup-dest2.png
dumping search index in English (code: en)... done
dumping object inventory... done
build succeeded, 1 warning.

The HTML pages are in build/sphinx/html.