+ /usr/bin/sphinx-build -n -T -b man docs build/sphinx/man
Running Sphinx v4.5.0
making output directory... done
WARNING: html_static_path entry '_static' does not exist
building [mo]: targets for 0 po files that are out of date
building [man]: all manpages
updating environment: [new config] 3 added, 0 changed, 0 removed
reading sources... [100%] index
/home/tkloczko/rpmbuild/BUILD/python-frontmatter-1.0.0/frontmatter/default_handlers.py:docstring of frontmatter.default_handlers.BaseHandler:1: WARNING: duplicate object description of frontmatter.default_handlers.BaseHandler, other instance in api, use :noindex: for one of them
/home/tkloczko/rpmbuild/BUILD/python-frontmatter-1.0.0/frontmatter/default_handlers.py:docstring of frontmatter.default_handlers.BaseHandler.detect:1: WARNING: duplicate object description of frontmatter.default_handlers.BaseHandler.detect, other instance in api, use :noindex: for one of them
/home/tkloczko/rpmbuild/BUILD/python-frontmatter-1.0.0/frontmatter/default_handlers.py:docstring of frontmatter.default_handlers.BaseHandler.export:1: WARNING: duplicate object description of frontmatter.default_handlers.BaseHandler.export, other instance in api, use :noindex: for one of them
/home/tkloczko/rpmbuild/BUILD/python-frontmatter-1.0.0/frontmatter/default_handlers.py:docstring of frontmatter.default_handlers.BaseHandler.format:1: WARNING: duplicate object description of frontmatter.default_handlers.BaseHandler.format, other instance in api, use :noindex: for one of them
/home/tkloczko/rpmbuild/BUILD/python-frontmatter-1.0.0/frontmatter/default_handlers.py:docstring of frontmatter.default_handlers.BaseHandler.load:1: WARNING: duplicate object description of frontmatter.default_handlers.BaseHandler.load, other instance in api, use :noindex: for one of them
/home/tkloczko/rpmbuild/BUILD/python-frontmatter-1.0.0/frontmatter/default_handlers.py:docstring of frontmatter.default_handlers.BaseHandler.split:1: WARNING: duplicate object description of frontmatter.default_handlers.BaseHandler.split, other instance in api, use :noindex: for one of them
/home/tkloczko/rpmbuild/BUILD/python-frontmatter-1.0.0/frontmatter/default_handlers.py:docstring of frontmatter.default_handlers.YAMLHandler:1: WARNING: duplicate object description of frontmatter.default_handlers.YAMLHandler, other instance in api, use :noindex: for one of them
/home/tkloczko/rpmbuild/BUILD/python-frontmatter-1.0.0/frontmatter/default_handlers.py:docstring of frontmatter.default_handlers.JSONHandler:1: WARNING: duplicate object description of frontmatter.default_handlers.JSONHandler, other instance in api, use :noindex: for one of them
/home/tkloczko/rpmbuild/BUILD/python-frontmatter-1.0.0/frontmatter/default_handlers.py:docstring of frontmatter.default_handlers.TOMLHandler:1: WARNING: duplicate object description of frontmatter.default_handlers.TOMLHandler, other instance in api, use :noindex: for one of them
/home/tkloczko/rpmbuild/BUILD/python-frontmatter-1.0.0/docs/index.rst:9: WARNING: duplicate object description of frontmatter, other instance in api, use :noindex: for one of them
looking for now-outdated files... none found
pickling environment... done
checking consistency... done
writing... frontmatter.1 { handlers api } done
build succeeded, 11 warnings.
Looks like latest sphinx shows some warnings on generate documentation