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cpython/Doc/conf.py

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#
# Python documentation build configuration file
#
# This file is execfile()d with the current directory set to its containing dir.
#
# The contents of this file are pickled, so don't put values in the namespace
# that aren't pickleable (module imports are okay, they're removed automatically).
import importlib
import os
import sys
import time
import sphinx
# Make our custom extensions available to Sphinx
sys.path.append(os.path.abspath('tools/extensions'))
sys.path.append(os.path.abspath('includes'))
# Python specific content from Doc/Tools/extensions/pyspecific.py
from pyspecific import SOURCE_URI
# General configuration
# ---------------------
# Our custom Sphinx extensions are found in Doc/Tools/extensions/
extensions = [
'audit_events',
'availability',
'c_annotations',
'glossary_search',
'lexers',
'pyspecific',
'sphinx.ext.coverage',
'sphinx.ext.doctest',
'sphinx.ext.extlinks',
]
# Skip if downstream redistributors haven't installed them
try:
import notfound.extension # noqa: F401
except ImportError:
pass
else:
extensions.append('notfound.extension')
try:
import sphinxext.opengraph # noqa: F401
except ImportError:
pass
else:
extensions.append('sphinxext.opengraph')
doctest_global_setup = '''
try:
import _tkinter
except ImportError:
_tkinter = None
# Treat warnings as errors, done here to prevent warnings in Sphinx code from
# causing spurious CPython test failures.
import warnings
warnings.simplefilter('error')
del warnings
'''
manpages_url = 'https://manpages.debian.org/{path}'
# General substitutions.
project = 'Python'
copyright = "2001 Python Software Foundation"
# We look for the Include/patchlevel.h file in the current Python source tree
# and replace the values accordingly.
# See Doc/tools/extensions/patchlevel.py
version, release = importlib.import_module('patchlevel').get_version_info()
rst_epilog = f"""
.. |python_version_literal| replace:: ``Python {version}``
.. |python_x_dot_y_literal| replace:: ``python{version}``
.. |usr_local_bin_python_x_dot_y_literal| replace:: ``/usr/local/bin/python{version}``
.. Apparently this how you hack together a formatted link:
(https://www.docutils.org/docs/ref/rst/directives.html#replacement-text)
.. |FORCE_COLOR| replace:: ``FORCE_COLOR``
.. _FORCE_COLOR: https://force-color.org/
.. |NO_COLOR| replace:: ``NO_COLOR``
.. _NO_COLOR: https://no-color.org/
"""
# There are two options for replacing |today|. Either, you set today to some
# non-false value and use it.
today = ''
# Or else, today_fmt is used as the format for a strftime call.
today_fmt = '%B %d, %Y'
# By default, highlight as Python 3.
highlight_language = 'python3'
# Minimum version of sphinx required
needs_sphinx = '7.2.6'
# Create table of contents entries for domain objects (e.g. functions, classes,
# attributes, etc.). Default is True.
toc_object_entries = True
# Hide parents to tidy up long entries in sidebar
toc_object_entries_show_parents = 'hide'
# Ignore any .rst files in the includes/ directory;
# they're embedded in pages but not rendered as individual pages.
# Ignore any .rst files in the venv/ directory.
exclude_patterns = ['includes/*.rst', 'venv/*', 'README.rst']
venvdir = os.getenv('VENVDIR')
if venvdir is not None:
exclude_patterns.append(venvdir + '/*')
nitpick_ignore = [
# Standard C functions
('c:func', 'calloc'),
('c:func', 'ctime'),
('c:func', 'dlopen'),
('c:func', 'exec'),
('c:func', 'fcntl'),
('c:func', 'flock'),
('c:func', 'fork'),
('c:func', 'free'),
('c:func', 'gettimeofday'),
('c:func', 'gmtime'),
('c:func', 'grantpt'),
('c:func', 'ioctl'),
('c:func', 'localeconv'),
('c:func', 'localtime'),
('c:func', 'main'),
('c:func', 'malloc'),
('c:func', 'mktime'),
('c:func', 'posix_openpt'),
('c:func', 'printf'),
('c:func', 'ptsname'),
('c:func', 'ptsname_r'),
('c:func', 'realloc'),
('c:func', 'snprintf'),
('c:func', 'sprintf'),
('c:func', 'stat'),
('c:func', 'strftime'),
('c:func', 'system'),
('c:func', 'time'),
('c:func', 'unlockpt'),
('c:func', 'vsnprintf'),
# Standard C types
('c:type', 'FILE'),
('c:type', 'int8_t'),
('c:type', 'int16_t'),
('c:type', 'int32_t'),
('c:type', 'int64_t'),
('c:type', 'intmax_t'),
('c:type', 'off_t'),
('c:type', 'ptrdiff_t'),
('c:type', 'siginfo_t'),
('c:type', 'size_t'),
('c:type', 'ssize_t'),
('c:type', 'time_t'),
('c:type', 'uint8_t'),
('c:type', 'uint16_t'),
('c:type', 'uint32_t'),
('c:type', 'uint64_t'),
('c:type', 'uintmax_t'),
('c:type', 'uintptr_t'),
('c:type', 'va_list'),
('c:type', 'wchar_t'),
('c:type', '__int64'),
('c:type', 'unsigned __int64'),
('c:type', 'double'),
# Standard C structures
('c:struct', 'in6_addr'),
('c:struct', 'in_addr'),
('c:struct', 'stat'),
('c:struct', 'statvfs'),
('c:struct', 'timeval'),
('c:struct', 'timespec'),
# Standard C macros
('c:macro', 'LLONG_MAX'),
('c:macro', 'LLONG_MIN'),
('c:macro', 'LONG_MAX'),
('c:macro', 'LONG_MIN'),
# Standard C variables
('c:data', 'errno'),
# Standard environment variables
('envvar', 'BROWSER'),
('envvar', 'COLUMNS'),
('envvar', 'COMSPEC'),
('envvar', 'DISPLAY'),
('envvar', 'HOME'),
('envvar', 'HOMEDRIVE'),
('envvar', 'HOMEPATH'),
('envvar', 'IDLESTARTUP'),
('envvar', 'LANG'),
('envvar', 'LANGUAGE'),
('envvar', 'LC_ALL'),
('envvar', 'LC_CTYPE'),
('envvar', 'LC_COLLATE'),
('envvar', 'LC_MESSAGES'),
('envvar', 'LC_MONETARY'),
('envvar', 'LC_NUMERIC'),
('envvar', 'LC_TIME'),
('envvar', 'LINES'),
('envvar', 'LOGNAME'),
('envvar', 'MANPAGER'),
('envvar', 'PAGER'),
('envvar', 'PATH'),
('envvar', 'PATHEXT'),
('envvar', 'SOURCE_DATE_EPOCH'),
('envvar', 'TEMP'),
('envvar', 'TERM'),
('envvar', 'TMP'),
('envvar', 'TMPDIR'),
('envvar', 'TZ'),
('envvar', 'USER'),
('envvar', 'USERNAME'),
('envvar', 'USERPROFILE'),
# Deprecated function that was never documented:
('py:func', 'getargspec'),
('py:func', 'inspect.getargspec'),
# Undocumented modules that users shouldn't have to worry about
# (implementation details of `os.path`):
('py:mod', 'ntpath'),
('py:mod', 'posixpath'),
]
# Temporary undocumented names.
# In future this list must be empty.
nitpick_ignore += [
# C API: Standard Python exception classes
('c:data', 'PyExc_ArithmeticError'),
('c:data', 'PyExc_AssertionError'),
('c:data', 'PyExc_AttributeError'),
('c:data', 'PyExc_BaseException'),
('c:data', 'PyExc_BlockingIOError'),
('c:data', 'PyExc_BrokenPipeError'),
('c:data', 'PyExc_BufferError'),
('c:data', 'PyExc_ChildProcessError'),
('c:data', 'PyExc_ConnectionAbortedError'),
('c:data', 'PyExc_ConnectionError'),
('c:data', 'PyExc_ConnectionRefusedError'),
('c:data', 'PyExc_ConnectionResetError'),
('c:data', 'PyExc_EOFError'),
('c:data', 'PyExc_Exception'),
('c:data', 'PyExc_FileExistsError'),
('c:data', 'PyExc_FileNotFoundError'),
('c:data', 'PyExc_FloatingPointError'),
('c:data', 'PyExc_GeneratorExit'),
('c:data', 'PyExc_ImportError'),
('c:data', 'PyExc_IndentationError'),
('c:data', 'PyExc_IndexError'),
('c:data', 'PyExc_InterruptedError'),
('c:data', 'PyExc_IsADirectoryError'),
('c:data', 'PyExc_KeyboardInterrupt'),
('c:data', 'PyExc_KeyError'),
('c:data', 'PyExc_LookupError'),
('c:data', 'PyExc_MemoryError'),
('c:data', 'PyExc_ModuleNotFoundError'),
('c:data', 'PyExc_NameError'),
('c:data', 'PyExc_NotADirectoryError'),
('c:data', 'PyExc_NotImplementedError'),
('c:data', 'PyExc_OSError'),
('c:data', 'PyExc_OverflowError'),
('c:data', 'PyExc_PermissionError'),
('c:data', 'PyExc_ProcessLookupError'),
('c:data', 'PyExc_PythonFinalizationError'),
('c:data', 'PyExc_RecursionError'),
('c:data', 'PyExc_ReferenceError'),
('c:data', 'PyExc_RuntimeError'),
('c:data', 'PyExc_StopAsyncIteration'),
('c:data', 'PyExc_StopIteration'),
('c:data', 'PyExc_SyntaxError'),
('c:data', 'PyExc_SystemError'),
('c:data', 'PyExc_SystemExit'),
('c:data', 'PyExc_TabError'),
('c:data', 'PyExc_TimeoutError'),
('c:data', 'PyExc_TypeError'),
('c:data', 'PyExc_UnboundLocalError'),
('c:data', 'PyExc_UnicodeDecodeError'),
('c:data', 'PyExc_UnicodeEncodeError'),
('c:data', 'PyExc_UnicodeError'),
('c:data', 'PyExc_UnicodeTranslateError'),
('c:data', 'PyExc_ValueError'),
('c:data', 'PyExc_ZeroDivisionError'),
# C API: Standard Python warning classes
('c:data', 'PyExc_BytesWarning'),
('c:data', 'PyExc_DeprecationWarning'),
('c:data', 'PyExc_FutureWarning'),
('c:data', 'PyExc_ImportWarning'),
('c:data', 'PyExc_PendingDeprecationWarning'),
('c:data', 'PyExc_ResourceWarning'),
('c:data', 'PyExc_RuntimeWarning'),
('c:data', 'PyExc_SyntaxWarning'),
('c:data', 'PyExc_UnicodeWarning'),
('c:data', 'PyExc_UserWarning'),
('c:data', 'PyExc_Warning'),
# Undocumented public C macros
('c:macro', 'Py_BUILD_ASSERT'),
('c:macro', 'Py_BUILD_ASSERT_EXPR'),
# Do not error nit-picky mode builds when _SubParsersAction.add_parser cannot
# be resolved, as the method is currently undocumented. For context, see
# https://github.com/python/cpython/pull/103289.
('py:meth', '_SubParsersAction.add_parser'),
# Attributes/methods/etc. that definitely should be documented better,
# but are deferred for now:
('py:attr', '__annotations__'),
('py:meth', '__missing__'),
('py:attr', '__wrapped__'),
('py:attr', 'decimal.Context.clamp'),
('py:meth', 'index'), # list.index, tuple.index, etc.
]
# gh-106948: Copy standard C types declared in the "c:type" domain and C
# structures declared in the "c:struct" domain to the "c:identifier" domain,
# since "c:function" markup looks for types in the "c:identifier" domain. Use
# list() to not iterate on items which are being added
for role, name in list(nitpick_ignore):
if role in ('c:type', 'c:struct'):
nitpick_ignore.append(('c:identifier', name))
del role, name
# Disable Docutils smartquotes for several translations
smartquotes_excludes = {
'languages': ['ja', 'fr', 'zh_TW', 'zh_CN'],
'builders': ['man', 'text'],
}
# Avoid a warning with Sphinx >= 4.0
root_doc = 'contents'
# Allow translation of index directives
gettext_additional_targets = [
'index',
'literal-block',
]
# Options for HTML output
# -----------------------
# Use our custom theme: https://github.com/python/python-docs-theme
html_theme = 'python_docs_theme'
# Location of overrides for theme templates and static files
html_theme_path = ['tools']
html_theme_options = {
'collapsiblesidebar': True,
'issues_url': '/bugs.html',
'license_url': '/license.html',
'root_include_title': False, # We use the version switcher instead.
}
if os.getenv("READTHEDOCS"):
html_theme_options["hosted_on"] = (
'<a href="https://about.readthedocs.com/">Read the Docs</a>'
)
# Override stylesheet fingerprinting for Windows CHM htmlhelp to fix GH-91207
# https://github.com/python/cpython/issues/91207
if any('htmlhelp' in arg for arg in sys.argv):
html_style = 'pydoctheme.css'
print("\nWARNING: Windows CHM Help is no longer supported.")
print("It may be removed in the future\n")
# Short title used e.g. for <title> HTML tags.
html_short_title = f'{release} Documentation'
# Deployment preview information
# (See .readthedocs.yml and https://docs.readthedocs.io/en/stable/reference/environment-variables.html)
is_deployment_preview = os.getenv("READTHEDOCS_VERSION_TYPE") == "external"
repository_url = os.getenv("READTHEDOCS_GIT_CLONE_URL", "")
repository_url = repository_url.removesuffix(".git")
html_context = {
"is_deployment_preview": is_deployment_preview,
"repository_url": repository_url or None,
"pr_id": os.getenv("READTHEDOCS_VERSION"),
"enable_analytics": os.getenv("PYTHON_DOCS_ENABLE_ANALYTICS"),
}
# This 'Last updated on:' timestamp is inserted at the bottom of every page.
html_last_updated_fmt = '%b %d, %Y (%H:%M UTC)'
if sphinx.version_info[:2] >= (8, 1):
html_last_updated_use_utc = True
else:
html_time = int(os.environ.get('SOURCE_DATE_EPOCH', time.time()))
html_last_updated_fmt = time.strftime(
html_last_updated_fmt, time.gmtime(html_time)
)
# Path to find HTML templates to override theme
templates_path = ['tools/templates']
# Custom sidebar templates, filenames relative to this file.
html_sidebars = {
# Defaults taken from https://www.sphinx-doc.org/en/master/usage/configuration.html#confval-html_sidebars
# Removes the quick search block
'**': ['localtoc.html', 'relations.html', 'customsourcelink.html'],
'index': ['indexsidebar.html'],
}
# Additional templates that should be rendered to pages.
html_additional_pages = {
'download': 'download.html',
'index': 'indexcontent.html',
}
# Output an OpenSearch description file.
html_use_opensearch = 'https://docs.python.org/' + version
# Additional static files.
html_static_path = ['_static', 'tools/static']
# Output file base name for HTML help builder.
htmlhelp_basename = 'python' + release.replace('.', '')
# Split the index
html_split_index = True
# Split pot files one per reST file
gettext_compact = False
# Options for LaTeX output
# ------------------------
latex_engine = 'xelatex'
latex_elements = {
# For the LaTeX preamble.
'preamble': r'''
\authoraddress{
\sphinxstrong{Python Software Foundation}\\
Email: \sphinxemail{docs@python.org}
}
\let\Verbatim=\OriginalVerbatim
\let\endVerbatim=\endOriginalVerbatim
\setcounter{tocdepth}{2}
''',
# The paper size ('letterpaper' or 'a4paper').
'papersize': 'a4paper',
# The font size ('10pt', '11pt' or '12pt').
'pointsize': '10pt',
}
# Grouping the document tree into LaTeX files. List of tuples
# (source start file, target name, title, author, document class [howto/manual]).
_stdauthor = 'Guido van Rossum and the Python development team'
latex_documents = [
('c-api/index', 'c-api.tex', 'The Python/C API', _stdauthor, 'manual'),
(
'extending/index',
'extending.tex',
'Extending and Embedding Python',
_stdauthor,
'manual',
),
(
'installing/index',
'installing.tex',
'Installing Python Modules',
_stdauthor,
'manual',
),
(
'library/index',
'library.tex',
'The Python Library Reference',
_stdauthor,
'manual',
),
(
'reference/index',
'reference.tex',
'The Python Language Reference',
_stdauthor,
'manual',
),
(
'tutorial/index',
'tutorial.tex',
'Python Tutorial',
_stdauthor,
'manual',
),
(
'using/index',
'using.tex',
'Python Setup and Usage',
_stdauthor,
'manual',
),
(
'faq/index',
'faq.tex',
'Python Frequently Asked Questions',
_stdauthor,
'manual',
),
(
'whatsnew/' + version,
'whatsnew.tex',
'What\'s New in Python',
'A. M. Kuchling',
'howto',
),
]
# Collect all HOWTOs individually
latex_documents.extend(
('howto/' + fn[:-4], 'howto-' + fn[:-4] + '.tex', '', _stdauthor, 'howto')
for fn in os.listdir('howto')
if fn.endswith('.rst') and fn != 'index.rst'
)
# Documents to append as an appendix to all manuals.
latex_appendices = ['glossary', 'about', 'license', 'copyright']
# Options for Epub output
# -----------------------
epub_author = 'Python Documentation Authors'
epub_publisher = 'Python Software Foundation'
# index pages are not valid xhtml
# https://github.com/sphinx-doc/sphinx/issues/12359
epub_use_index = False
# Options for the coverage checker
# --------------------------------
# The coverage checker will ignore all modules/functions/classes whose names
# match any of the following regexes (using re.match).
coverage_ignore_modules = [
r'[T|t][k|K]',
]
coverage_ignore_functions = [
'test($|_)',
]
coverage_ignore_classes = []
# Glob patterns for C source files for C API coverage, relative to this directory.
coverage_c_path = [
'../Include/*.h',
]
# Regexes to find C items in the source files.
coverage_c_regexes = {
'cfunction': r'^PyAPI_FUNC\(.*\)\s+([^_][\w_]+)',
'data': r'^PyAPI_DATA\(.*\)\s+([^_][\w_]+)',
'macro': r'^#define ([^_][\w_]+)\(.*\)[\s|\\]',
}
# The coverage checker will ignore all C items whose names match these regexes
# (using re.match) -- the keys must be the same as in coverage_c_regexes.
coverage_ignore_c_items = {
# 'cfunction': [...]
}
# Options for the link checker
# ----------------------------
linkcheck_allowed_redirects = {
# bpo-NNNN -> BPO -> GH Issues
r'https://bugs.python.org/issue\?@action=redirect&bpo=\d+': r'https://github.com/python/cpython/issues/\d+',
# GH-NNNN used to refer to pull requests
r'https://github.com/python/cpython/issues/\d+': r'https://github.com/python/cpython/pull/\d+',
# :source:`something` linking files in the repository
r'https://github.com/python/cpython/tree/.*': 'https://github.com/python/cpython/blob/.*',
# Intentional HTTP use at Misc/NEWS.d/3.5.0a1.rst
r'http://www.python.org/$': 'https://www.python.org/$',
# Used in license page, keep as is
r'https://www.zope.org/': r'https://www.zope.dev/',
# Microsoft's redirects to learn.microsoft.com
r'https://msdn.microsoft.com/.*': 'https://learn.microsoft.com/.*',
r'https://docs.microsoft.com/.*': 'https://learn.microsoft.com/.*',
r'https://go.microsoft.com/fwlink/\?LinkID=\d+': 'https://learn.microsoft.com/.*',
# Debian's man page redirects to its current stable version
r'https://manpages.debian.org/\w+\(\d(\w+)?\)': r'https://manpages.debian.org/\w+/[\w/\-\.]*\.\d(\w+)?\.en\.html',
# Language redirects
r'https://toml.io': 'https://toml.io/en/',
r'https://www.redhat.com': 'https://www.redhat.com/en',
# pypi.org project name normalization (upper to lowercase, underscore to hyphen)
r'https://pypi.org/project/[A-Za-z\d_\-\.]+/': r'https://pypi.org/project/[a-z\d\-\.]+/',
# Discourse title name expansion (text changes when title is edited)
r'https://discuss\.python\.org/t/\d+': r'https://discuss\.python\.org/t/.*/\d+',
# Other redirects
r'https://www.boost.org/libs/.+': r'https://www.boost.org/doc/libs/\d_\d+_\d/.+',
r'https://support.microsoft.com/en-us/help/\d+': 'https://support.microsoft.com/en-us/topic/.+',
r'https://perf.wiki.kernel.org$': 'https://perf.wiki.kernel.org/index.php/Main_Page',
r'https://www.sqlite.org': 'https://www.sqlite.org/index.html',
r'https://mitpress.mit.edu/sicp$': 'https://mitpress.mit.edu/9780262510875/structure-and-interpretation-of-computer-programs/',
r'https://www.python.org/psf/': 'https://www.python.org/psf-landing/',
}
linkcheck_anchors_ignore = [
# ignore anchors that start with a '/', e.g. Wikipedia media files:
# https://en.wikipedia.org/wiki/Walrus#/media/File:Pacific_Walrus_-_Bull_(8247646168).jpg
r'\/.*',
]
linkcheck_ignore = [
# The crawler gets "Anchor not found"
r'https://developer.apple.com/documentation/.+?#.*',
r'https://devguide.python.org.+?/#.*',
r'https://github.com.+?#.*',
# Robot crawlers not allowed: "403 Client Error: Forbidden"
r'https://support.enthought.com/hc/.*',
# SSLError CertificateError, even though it is valid
r'https://unix.org/version2/whatsnew/lp64_wp.html',
]
# Options for sphinx.ext.extlinks
# -------------------------------
# This config is a dictionary of external sites,
# mapping unique short aliases to a base URL and a prefix.
# https://www.sphinx-doc.org/en/master/usage/extensions/extlinks.html
extlinks = {
"pypi": ("https://pypi.org/project/%s/", "%s"),
"source": (SOURCE_URI, "%s"),
}
extlinks_detect_hardcoded_links = True
if sphinx.version_info[:2] < (8, 1):
# Sphinx 8.1 has in-built CVE and CWE roles.
extlinks |= {
"cve": (
"https://www.cve.org/CVERecord?id=CVE-%s",
"CVE-%s",
),
"cwe": ("https://cwe.mitre.org/data/definitions/%s.html", "CWE-%s"),
}
# Options for c_annotations extension
# -----------------------------------
# Relative filename of the data files
refcount_file = 'data/refcounts.dat'
stable_abi_file = 'data/stable_abi.dat'
# Options for sphinxext-opengraph
# -------------------------------
ogp_site_url = 'https://docs.python.org/3/'
ogp_site_name = 'Python documentation'
ogp_image = '_static/og-image.png'
ogp_custom_meta_tags = [
'<meta property="og:image:width" content="200" />',
'<meta property="og:image:height" content="200" />',
'<meta name="theme-color" content="#3776ab" />',
]
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