0.4.9: build documentation fails

Documentation build fails
```console
+ /usr/bin/sphinx-build -n -T -b man docs/source build/sphinx/man
Running Sphinx v5.3.0
making output directory... done
[autosummary] generating autosummary for: best_practices.rst, codemods.rst, codemods_tutorial.rst, experimental.rst, helpers.rst, index.rst, matchers.rst, matchers_tutorial.ipynb, metadata.rst, metadata_tutorial.ipynb, motivation.rst, nodes.rst, parser.rst, scope_tutorial.ipynb, tutorial.ipynb, visitors.rst, why_libcst.rst
loading intersphinx inventory from https://docs.python.org/3/objects.inv...
building [mo]: targets for 0 po files that are out of date
building [man]: all manpages
updating environment: [new config] 17 added, 0 changed, 0 removed
reading sources... [100%] why_libcst
/usr/lib/python3.8/site-packages/libcst/metadata/full_repo_manager.py:docstring of libcst.metadata.full_repo_manager.FullRepoManager.__init__:1: WARNING: Field list ends without a blank line; unexpected unindent.
/usr/lib/python3.8/site-packages/libcst/metadata/full_repo_manager.py:docstring of libcst.metadata.full_repo_manager.FullRepoManager.__init__:10: ERROR: Unexpected indentation.
looking for now-outdated files... none found
pickling environment... done
checking consistency... done
writing... python-libcst.3 { why_libcst motivation tutorial metadata_tutorial scope_tutorial matchers_tutorial codemods_tutorial best_practices parser nodes visitors metadata matchers codemods helpers experimental } /home/tkloczko/rpmbuild/BUILD/LibCST-0.4.9/docs/source/metadata_tutorial.ipynb:15: WARNING: py:class reference target not found: libcst.BatchableMetadataProvider
/home/tkloczko/rpmbuild/BUILD/LibCST-0.4.9/docs/source/metadata_tutorial.ipynb:58: WARNING: py:class reference target not found: libcst.MetadataWrapper
/home/tkloczko/rpmbuild/BUILD/LibCST-0.4.9/docs/source/metadata_tutorial.ipynb:61: WARNING: py:class reference target not found: libcst.MetadataWrapper
/home/tkloczko/rpmbuild/BUILD/LibCST-0.4.9/docs/source/best_practices.rst:11: WARNING: py:func reference target not found: libcst.ensure_type
/home/tkloczko/rpmbuild/BUILD/LibCST-0.4.9/docs/source/best_practices.rst:15: WARNING: py:func reference target not found: libcst.ensure_type
/usr/lib/python3.8/site-packages/libcst/_parser/types/config.py:docstring of libcst.PartialParserConfig.python_version:1: WARNING: py:class reference target not found: libcst._parser.types.config.AutoConfig
/usr/lib/python3.8/site-packages/libcst/_parser/types/config.py:docstring of libcst.PartialParserConfig.parsed_python_version:1: WARNING: py:class reference target not found: libcst._parser.parso.utils.PythonVersionInfo
/usr/lib/python3.8/site-packages/libcst/_parser/types/config.py:docstring of libcst.PartialParserConfig.encoding:1: WARNING: py:class reference target not found: libcst._parser.types.config.AutoConfig
/usr/lib/python3.8/site-packages/libcst/_parser/types/config.py:docstring of libcst.PartialParserConfig.future_imports:1: WARNING: py:class reference target not found: libcst._parser.types.config.AutoConfig
/usr/lib/python3.8/site-packages/libcst/_parser/types/config.py:docstring of libcst.PartialParserConfig.default_indent:1: WARNING: py:class reference target not found: libcst._parser.types.config.AutoConfig
/usr/lib/python3.8/site-packages/libcst/_parser/types/config.py:docstring of libcst.PartialParserConfig.default_newline:1: WARNING: py:class reference target not found: libcst._parser.types.config.AutoConfig
/usr/lib/python3.8/site-packages/libcst/_nodes/base.py:docstring of libcst._nodes.base.CSTNode.visit:1: WARNING: py:class reference target not found: libcst._nodes.base._CSTNodeSelfT
/usr/lib/python3.8/site-packages/libcst/_nodes/base.py:docstring of libcst._nodes.base.CSTNode.visit:1: WARNING: py:class reference target not found: libcst._nodes.base._CSTNodeSelfT
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/usr/lib/python3.8/site-packages/libcst/_nodes/module.py:docstring of libcst._nodes.module.Module.visit:1: WARNING: py:class reference target not found: libcst._nodes.module._ModuleSelfT
/usr/lib/python3.8/site-packages/libcst/_nodes/expression.py:docstring of libcst.UnaryOperation.operator:1: WARNING: py:class reference target not found: libcst._nodes.op.BaseUnaryOp
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/usr/lib/python3.8/site-packages/libcst/_nodes/expression.py:docstring of libcst.BooleanOperation.operator:1: WARNING: py:class reference target not found: libcst._nodes.op.BaseBooleanOp
/usr/lib/python3.8/site-packages/libcst/_nodes/expression.py:docstring of libcst.ComparisonTarget.operator:1: WARNING: py:class reference target not found: libcst._nodes.op.BaseCompOp
/usr/lib/python3.8/site-packages/libcst/_nodes/statement.py:docstring of libcst.AugAssign.operator:1: WARNING: py:class reference target not found: libcst._nodes.op.BaseAugOp
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/home/tkloczko/rpmbuild/BUILD/LibCST-0.4.9/docs/source/metadata.rst:231: WARNING: py:class reference target not found: libcst.metadata.FullRepoManger
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/usr/lib/python3.8/site-packages/libcst/codemod/visitors/_gather_unused_imports.py:docstring of libcst.codemod.visitors.GatherUnusedImportsVisitor.unused_imports:1: WARNING: py:class reference target not found: cst.ImportAlias
/usr/lib/python3.8/site-packages/libcst/codemod/visitors/_gather_unused_imports.py:docstring of libcst.codemod.visitors.GatherUnusedImportsVisitor.unused_imports:1: WARNING: py:class reference target not found: cst.Import
/usr/lib/python3.8/site-packages/libcst/codemod/visitors/_gather_unused_imports.py:docstring of libcst.codemod.visitors.GatherUnusedImportsVisitor.unused_imports:1: WARNING: py:class reference target not found: cst.ImportFrom
/usr/lib/python3.8/site-packages/libcst/codemod/visitors/_gather_comments.py:docstring of libcst.codemod.visitors.GatherCommentsVisitor.METADATA_DEPENDENCIES:1: WARNING: py:class reference target not found: ProviderT
/usr/lib/python3.8/site-packages/libcst/codemod/visitors/_gather_comments.py:docstring of libcst.codemod.visitors.GatherCommentsVisitor.comments:1: WARNING: py:class reference target not found: cst.Comment
/usr/lib/python3.8/site-packages/libcst/codemod/visitors/_gather_comments.py:docstring of libcst.codemod.visitors.GatherCommentsVisitor.metadata:1: WARNING: py:class reference target not found: ProviderT
/usr/lib/python3.8/site-packages/libcst/codemod/visitors/_gather_string_annotation_names.py:docstring of libcst.codemod.visitors.GatherNamesFromStringAnnotationsVisitor.METADATA_DEPENDENCIES:1: WARNING: py:class reference target not found: ProviderT
/usr/lib/python3.8/site-packages/libcst/codemod/visitors/_gather_string_annotation_names.py:docstring of libcst.codemod.visitors.GatherNamesFromStringAnnotationsVisitor.metadata:1: WARNING: py:class reference target not found: ProviderT
/usr/lib/python3.8/site-packages/libcst/helpers/_template.py:docstring of libcst.helpers._template.parse_template_module:1: WARNING: py:class reference target not found: libcst._nodes.statement.BaseStatement
/usr/lib/python3.8/site-packages/libcst/helpers/_template.py:docstring of libcst.helpers._template.parse_template_module:4: WARNING: py:class reference target not found: libcst.FromImport
/usr/lib/python3.8/site-packages/libcst/helpers/_template.py:docstring of libcst.helpers._template.parse_template_expression:1: WARNING: py:class reference target not found: libcst._nodes.statement.BaseStatement
/usr/lib/python3.8/site-packages/libcst/helpers/_template.py:docstring of libcst.helpers._template.parse_template_statement:1: WARNING: py:class reference target not found: libcst._nodes.statement.BaseStatement
/usr/lib/python3.8/site-packages/libcst/helpers/common.py:docstring of libcst.helpers.common.ensure_type:1: WARNING: py:class reference target not found: libcst._types.CSTNodeT
/usr/lib/python3.8/site-packages/libcst/helpers/common.py:docstring of libcst.helpers.common.ensure_type:1: WARNING: py:class reference target not found: libcst._types.CSTNodeT
/usr/lib/python3.8/site-packages/libcst/metadata/reentrant_codegen.py:docstring of libcst.metadata.reentrant_codegen.CodegenPartial:1: WARNING: py:meth reference target not found: get_modified_code_range
/usr/lib/python3.8/site-packages/libcst/metadata/reentrant_codegen.py:docstring of libcst.metadata.reentrant_codegen.CodegenPartial:1: WARNING: py:meth reference target not found: get_modified_code
/usr/lib/python3.8/site-packages/libcst/metadata/reentrant_codegen.py:docstring of libcst.metadata.reentrant_codegen.CodegenPartial.get_modified_statement_code:1: WARNING: py:class reference target not found: libcst._nodes.statement.BaseStatement
/usr/lib/python3.8/site-packages/libcst/metadata/reentrant_codegen.py:docstring of libcst.metadata.reentrant_codegen.CodegenPartial.get_modified_module_code:1: WARNING: py:class reference target not found: libcst._nodes.statement.BaseStatement
/usr/lib/python3.8/site-packages/libcst/metadata/reentrant_codegen.py:docstring of libcst.metadata.reentrant_codegen.CodegenPartial.get_modified_module_bytes:1: WARNING: py:class reference target not found: libcst._nodes.statement.BaseStatement
/home/tkloczko/rpmbuild/BUILD/LibCST-0.4.9/docs/source/tutorial.ipynb:: WARNING: unknown node type: >
failed

Traceback (most recent call last):
File "/usr/lib/python3.8/site-packages/sphinx/cmd/build.py", line 281, in build_main
app.build(args.force_all, args.filenames)
File "/usr/lib/python3.8/site-packages/sphinx/application.py", line 347, in build
self.builder.build_update()
File "/usr/lib/python3.8/site-packages/sphinx/builders/__init__.py", line 307, in build_update
self.build(['__all__'], to_build)
File "/usr/lib/python3.8/site-packages/sphinx/builders/__init__.py", line 376, in build
self.write(docnames, list(updated_docnames), method)
File "/usr/lib/python3.8/site-packages/sphinx/util/__init__.py", line 527, in wrapper
return f(*args, **kwargs)
File "/usr/lib/python3.8/site-packages/sphinx/builders/manpage.py", line 98, in write
docwriter.write(largetree, destination)
File "/usr/lib/python3.8/site-packages/docutils/writers/__init__.py", line 78, in write
self.translate()
File "/usr/lib/python3.8/site-packages/sphinx/writers/manpage.py", line 31, in translate
self.document.walkabout(visitor)
File "/usr/lib/python3.8/site-packages/docutils/nodes.py", line 199, in walkabout
if child.walkabout(visitor):
File "/usr/lib/python3.8/site-packages/docutils/nodes.py", line 199, in walkabout
if child.walkabout(visitor):
File "/usr/lib/python3.8/site-packages/docutils/nodes.py", line 199, in walkabout
if child.walkabout(visitor):
[Previous line repeated 4 more times]
File "/usr/lib/python3.8/site-packages/docutils/nodes.py", line 212, in walkabout
visitor.dispatch_departure(self)
File "/usr/lib/python3.8/site-packages/sphinx/util/docutils.py", line 585, in dispatch_departure
super().dispatch_departure(node)
File "/usr/lib/python3.8/site-packages/docutils/nodes.py", line 2046, in dispatch_departure
return method(node)
File "/usr/lib/python3.8/site-packages/docutils/nodes.py", line 2068, in unknown_departure
raise NotImplementedError(
NotImplementedError: departing unknown node type: CodeAreaNode

Exception occurred:
File "/usr/lib/python3.8/site-packages/docutils/nodes.py", line 2068, in unknown_departure
raise NotImplementedError(
NotImplementedError: departing unknown node type: CodeAreaNode
The full traceback has been saved in /tmp/sphinx-err-0eza3i8a.log, if you want to report the issue to the developers.
Please also report this if it was a user error, so that a better error message can be provided next time.
A bug report can be filed in the tracker at . Thanks!
```
```console
[tkloczko@devel-g2v SPECS]$ cat /tmp/sphinx-err-0eza3i8a.log
# Sphinx version: 5.3.0
# Python version: 3.8.15 (CPython)
# Docutils version: 0.18.1 release
# Jinja2 version: 3.1.1
# Last messages:
# parser
# nodes
# visitors
# metadata
# matchers
# codemods
# helpers
# experimental
# }
# failed
# Loaded extensions:
# sphinx.ext.mathjax (5.3.0) from /usr/lib/python3.8/site-packages/sphinx/ext/mathjax.py
# sphinxcontrib.applehelp (1.0.2) from /usr/lib/python3.8/site-packages/sphinxcontrib/applehelp/__init__.py
# sphinxcontrib.devhelp (1.0.2) from /usr/lib/python3.8/site-packages/sphinxcontrib/devhelp/__init__.py
# sphinxcontrib.htmlhelp (2.0.0) from /usr/lib/python3.8/site-packages/sphinxcontrib/htmlhelp/__init__.py
# sphinxcontrib.serializinghtml (1.1.5) from /usr/lib/python3.8/site-packages/sphinxcontrib/serializinghtml/__init__.py
# sphinxcontrib.qthelp (1.0.3) from /usr/lib/python3.8/site-packages/sphinxcontrib/qthelp/__init__.py
# alabaster (0.7.12) from /usr/lib/python3.8/site-packages/alabaster/__init__.py
# nbsphinx (0.8.9) from /usr/lib/python3.8/site-packages/nbsphinx.py
# sphinx.ext.autodoc.preserve_defaults (5.3.0) from /usr/lib/python3.8/site-packages/sphinx/ext/autodoc/preserve_defaults.py
# sphinx.ext.autodoc.type_comment (5.3.0) from /usr/lib/python3.8/site-packages/sphinx/ext/autodoc/type_comment.py
# sphinx.ext.autodoc.typehints (5.3.0) from /usr/lib/python3.8/site-packages/sphinx/ext/autodoc/typehints.py
# sphinx.ext.autodoc (5.3.0) from /usr/lib/python3.8/site-packages/sphinx/ext/autodoc/__init__.py
# sphinx.ext.autosummary (5.3.0) from /usr/lib/python3.8/site-packages/sphinx/ext/autosummary/__init__.py
# sphinx.ext.graphviz (5.3.0) from /usr/lib/python3.8/site-packages/sphinx/ext/graphviz.py
# sphinx.ext.intersphinx (5.3.0) from /usr/lib/python3.8/site-packages/sphinx/ext/intersphinx.py
# sphinx.ext.viewcode (5.3.0) from /usr/lib/python3.8/site-packages/sphinx/ext/viewcode.py
# sphinx_rtd_theme (unknown version) from /usr/lib/python3.8/site-packages/sphinx_rtd_theme/__init__.py
Traceback (most recent call last):
File "/usr/lib/python3.8/site-packages/sphinx/cmd/build.py", line 281, in build_main
app.build(args.force_all, args.filenames)
File "/usr/lib/python3.8/site-packages/sphinx/application.py", line 347, in build
self.builder.build_update()
File "/usr/lib/python3.8/site-packages/sphinx/builders/__init__.py", line 307, in build_update
self.build(['__all__'], to_build)
File "/usr/lib/python3.8/site-packages/sphinx/builders/__init__.py", line 376, in build
self.write(docnames, list(updated_docnames), method)
File "/usr/lib/python3.8/site-packages/sphinx/util/__init__.py", line 527, in wrapper
return f(*args, **kwargs)
File "/usr/lib/python3.8/site-packages/sphinx/builders/manpage.py", line 98, in write
docwriter.write(largetree, destination)
File "/usr/lib/python3.8/site-packages/docutils/writers/__init__.py", line 78, in write
self.translate()
File "/usr/lib/python3.8/site-packages/sphinx/writers/manpage.py", line 31, in translate
self.document.walkabout(visitor)
File "/usr/lib/python3.8/site-packages/docutils/nodes.py", line 199, in walkabout
if child.walkabout(visitor):
File "/usr/lib/python3.8/site-packages/docutils/nodes.py", line 199, in walkabout
if child.walkabout(visitor):
File "/usr/lib/python3.8/site-packages/docutils/nodes.py", line 199, in walkabout
if child.walkabout(visitor):
[Previous line repeated 4 more times]
File "/usr/lib/python3.8/site-packages/docutils/nodes.py", line 212, in walkabout
visitor.dispatch_departure(self)
File "/usr/lib/python3.8/site-packages/sphinx/util/docutils.py", line 585, in dispatch_departure
super().dispatch_departure(node)
File "/usr/lib/python3.8/site-packages/docutils/nodes.py", line 2046, in dispatch_departure
return method(node)
File "/usr/lib/python3.8/site-packages/docutils/nodes.py", line 2068, in unknown_departure
raise NotImplementedError(
```
More details in https://github.com/readthedocs/sphinx_rtd_theme/issues/1377