Update sphinx to 4.3.1

[pyup-bot]

This PR updates sphinx from 4.2.0 to 4.3.1.

Changelog

4.3.1

=====================================

Features added
--------------

* 9864: mathjax: Support chnaging the loading method of MathJax to "defer" via
:confval:`mathjax_options`

Bugs fixed
----------

* 9838: autodoc: AttributeError is raised on building document for functions
decorated by functools.lru_cache
* 9879: autodoc: AttributeError is raised on building document for an object
having invalid __doc__ atribute
* 9844: autodoc: Failed to process a function wrapped with functools.partial if
:confval:`autodoc_preserve_defaults` enabled
* 9872: html: Class namespace collision between autodoc signatures and
docutils-0.17
* 9868: imgmath: Crashed if the dvisvgm command failed to convert equation
* 9864: mathjax: Failed to render equations via MathJax v2.  The loading method
of MathJax is back to "async" method again

4.3.0

=====================================

Dependencies
------------

* Support Python 3.10

Incompatible changes
--------------------

* 9649: ``searchindex.js``: the embedded data has changed format to allow
objects with the same name in different domains.
* 9672: The rendering of Python domain declarations is implemented
with more docutils nodes to allow better CSS styling.
It may break existing styling.
* 9672: the signature of
:py:meth:`domains.py.PyObject.get_signature_prefix` has changed to
return a list of nodes instead of a plain string.
* 9695: ``domains.js.JSObject.display_prefix`` has been changed into a method
``get_display_prefix`` which now returns a list of nodes
instead of a plain string.
* 9695: The rendering of Javascript domain declarations is implemented
with more docutils nodes to allow better CSS styling.
It may break existing styling.
* 9450: mathjax: Load MathJax via "defer" strategy

Deprecated
----------

* ``sphinx.ext.autodoc.AttributeDocumenter._datadescriptor``
* ``sphinx.writers.html.HTMLTranslator._fieldlist_row_index``
* ``sphinx.writers.html.HTMLTranslator._table_row_index``
* ``sphinx.writers.html5.HTML5Translator._fieldlist_row_index``
* ``sphinx.writers.html5.HTML5Translator._table_row_index``

Features added
--------------

* 9639: autodoc: Support asynchronous generator functions
* 9664: autodoc: ``autodoc-process-bases`` supports to inject reST snippet as a
base class
* 9691: C, added new info-field ``retval``
for :rst:dir:`c:function` and :rst:dir:`c:macro`.
* C++, added new info-field ``retval`` for :rst:dir:`cpp:function`.
* 9618: i18n: Add :confval:`gettext_allow_fuzzy_translations` to allow "fuzzy"
messages for translation
* 9672: More CSS classes on Python domain descriptions
* 9695: More CSS classes on Javascript domain descriptions
* 9683: Revert the removal of ``add_stylesheet()`` API.  It will be kept until
the Sphinx-6.0 release
* 2068, add :confval:`intersphinx_disabled_reftypes` for disabling
interphinx resolution of cross-references that do not have an explicit
inventory specification. Specific types of cross-references can be disabled,
e.g., ``std:doc`` or all cross-references in a specific domain,
e.g., ``std:*``.
* 9623: Allow to suppress "toctree contains reference to excluded document"
warnings using :confval:`suppress_warnings`

Bugs fixed
----------

* 9630: autodoc: Failed to build cross references if :confval:`primary_domain`
is not 'py'
* 9644: autodoc: Crashed on getting source info from problematic object
* 9655: autodoc: mocked object having doc comment is warned unexpectedly
* 9651: autodoc: return type field is not generated even if
:confval:`autodoc_typehints_description_target` is set to "documented" when
its info-field-list contains ``:returns:`` field
* 9657: autodoc: The base class for a subclass of mocked object is incorrect
* 9607: autodoc: Incorrect base class detection for the subclasses of the
generic class
* 9755: autodoc: memory addresses are shown for aliases
* 9752: autodoc: Failed to detect type annotation for slots attribute
* 9756: autodoc: Crashed if classmethod does not have __func__ attribute
* 9757: autodoc: :confval:`autodoc_inherit_docstrings` does not effect to
overriden classmethods
* 9781: autodoc: :confval:`autodoc_preserve_defaults` does not support
hexadecimal numeric
* 9630: autosummary: Failed to build summary table if :confval:`primary_domain`
is not 'py'
* 9670: html: Fix download file with special characters
* 9710: html: Wrong styles for even/odd rows in nested tables
* 9763: html: parameter name and its type annotation are not separated in HTML
* 9649: HTML search: when objects have the same name but in different domains,
return all of them as result instead of just one.
* 7634: intersphinx: references on the file in sub directory are broken
* 9737: LaTeX: hlist is rendered as a list containing "aggedright" text
* 9678: linkcheck: file extension was shown twice in warnings
* 9697: py domain: An index entry with parens was registered for ``py:method``
directive with ``:property:`` option
* 9775: py domain: Literal typehint was converted to a cross reference when
:confval:`autodoc_typehints='description'`
* 9708: needs_extension failed to check double-digit version correctly
* 9688: Fix :rst:dir:`code`` does not recognize ``:class:`` option
* 9733: Fix for logging handler flushing warnings in the middle of the docs
build
* 9656: Fix warnings without subtype being incorrectly suppressed
* Intersphinx, for unresolved references with an explicit inventory,
e.g., ``proj:myFunc``, leave the inventory prefix in the unresolved text.

Links

• PyPI: https://pypi.org/project/sphinx
• Changelog: https://pyup.io/changelogs/sphinx/
• Homepage: https://www.sphinx-doc.org/