mirror of https://github.com/python/cpython
439 lines
16 KiB
Python
439 lines
16 KiB
Python
# -*- coding: utf-8 -*-
|
|
"""
|
|
pyspecific.py
|
|
~~~~~~~~~~~~~
|
|
|
|
Sphinx extension with Python doc-specific markup.
|
|
|
|
:copyright: 2008-2014 by Georg Brandl.
|
|
:license: Python license.
|
|
"""
|
|
|
|
import re
|
|
import io
|
|
from os import getenv, path
|
|
from time import asctime
|
|
from pprint import pformat
|
|
|
|
from docutils import nodes
|
|
from docutils.io import StringOutput
|
|
from docutils.parsers.rst import directives
|
|
from docutils.utils import new_document, unescape
|
|
from sphinx import addnodes
|
|
from sphinx.builders import Builder
|
|
from sphinx.domains.changeset import VersionChange, versionlabels, versionlabel_classes
|
|
from sphinx.domains.python import PyFunction, PyMethod, PyModule
|
|
from sphinx.locale import _ as sphinx_gettext
|
|
from sphinx.util.docutils import SphinxDirective
|
|
from sphinx.writers.text import TextWriter, TextTranslator
|
|
from sphinx.util.display import status_iterator
|
|
|
|
|
|
ISSUE_URI = 'https://bugs.python.org/issue?@action=redirect&bpo=%s'
|
|
GH_ISSUE_URI = 'https://github.com/python/cpython/issues/%s'
|
|
# Used in conf.py and updated here by python/release-tools/run_release.py
|
|
SOURCE_URI = 'https://github.com/python/cpython/tree/main/%s'
|
|
|
|
# monkey-patch reST parser to disable alphabetic and roman enumerated lists
|
|
from docutils.parsers.rst.states import Body
|
|
Body.enum.converters['loweralpha'] = \
|
|
Body.enum.converters['upperalpha'] = \
|
|
Body.enum.converters['lowerroman'] = \
|
|
Body.enum.converters['upperroman'] = lambda x: None
|
|
|
|
# monkey-patch the productionlist directive to allow hyphens in group names
|
|
# https://github.com/sphinx-doc/sphinx/issues/11854
|
|
from sphinx.domains import std
|
|
|
|
std.token_re = re.compile(r'`((~?[\w-]*:)?\w+)`')
|
|
|
|
# backport :no-index:
|
|
PyModule.option_spec['no-index'] = directives.flag
|
|
|
|
|
|
# Support for marking up and linking to bugs.python.org issues
|
|
|
|
def issue_role(typ, rawtext, text, lineno, inliner, options={}, content=[]):
|
|
issue = unescape(text)
|
|
# sanity check: there are no bpo issues within these two values
|
|
if 47261 < int(issue) < 400000:
|
|
msg = inliner.reporter.error(f'The BPO ID {text!r} seems too high -- '
|
|
'use :gh:`...` for GitHub IDs', line=lineno)
|
|
prb = inliner.problematic(rawtext, rawtext, msg)
|
|
return [prb], [msg]
|
|
text = 'bpo-' + issue
|
|
refnode = nodes.reference(text, text, refuri=ISSUE_URI % issue)
|
|
return [refnode], []
|
|
|
|
|
|
# Support for marking up and linking to GitHub issues
|
|
|
|
def gh_issue_role(typ, rawtext, text, lineno, inliner, options={}, content=[]):
|
|
issue = unescape(text)
|
|
# sanity check: all GitHub issues have ID >= 32426
|
|
# even though some of them are also valid BPO IDs
|
|
if int(issue) < 32426:
|
|
msg = inliner.reporter.error(f'The GitHub ID {text!r} seems too low -- '
|
|
'use :issue:`...` for BPO IDs', line=lineno)
|
|
prb = inliner.problematic(rawtext, rawtext, msg)
|
|
return [prb], [msg]
|
|
text = 'gh-' + issue
|
|
refnode = nodes.reference(text, text, refuri=GH_ISSUE_URI % issue)
|
|
return [refnode], []
|
|
|
|
|
|
# Support for marking up implementation details
|
|
|
|
class ImplementationDetail(SphinxDirective):
|
|
|
|
has_content = True
|
|
final_argument_whitespace = True
|
|
|
|
# This text is copied to templates/dummy.html
|
|
label_text = sphinx_gettext('CPython implementation detail:')
|
|
|
|
def run(self):
|
|
self.assert_has_content()
|
|
pnode = nodes.compound(classes=['impl-detail'])
|
|
content = self.content
|
|
add_text = nodes.strong(self.label_text, self.label_text)
|
|
self.state.nested_parse(content, self.content_offset, pnode)
|
|
content = nodes.inline(pnode[0].rawsource, translatable=True)
|
|
content.source = pnode[0].source
|
|
content.line = pnode[0].line
|
|
content += pnode[0].children
|
|
pnode[0].replace_self(nodes.paragraph(
|
|
'', '', add_text, nodes.Text(' '), content, translatable=False))
|
|
return [pnode]
|
|
|
|
|
|
# Support for documenting decorators
|
|
|
|
class PyDecoratorMixin(object):
|
|
def handle_signature(self, sig, signode):
|
|
ret = super(PyDecoratorMixin, self).handle_signature(sig, signode)
|
|
signode.insert(0, addnodes.desc_addname('@', '@'))
|
|
return ret
|
|
|
|
def needs_arglist(self):
|
|
return False
|
|
|
|
|
|
class PyDecoratorFunction(PyDecoratorMixin, PyFunction):
|
|
def run(self):
|
|
# a decorator function is a function after all
|
|
self.name = 'py:function'
|
|
return PyFunction.run(self)
|
|
|
|
|
|
# TODO: Use sphinx.domains.python.PyDecoratorMethod when possible
|
|
class PyDecoratorMethod(PyDecoratorMixin, PyMethod):
|
|
def run(self):
|
|
self.name = 'py:method'
|
|
return PyMethod.run(self)
|
|
|
|
|
|
class PyCoroutineMixin(object):
|
|
def handle_signature(self, sig, signode):
|
|
ret = super(PyCoroutineMixin, self).handle_signature(sig, signode)
|
|
signode.insert(0, addnodes.desc_annotation('coroutine ', 'coroutine '))
|
|
return ret
|
|
|
|
|
|
class PyAwaitableMixin(object):
|
|
def handle_signature(self, sig, signode):
|
|
ret = super(PyAwaitableMixin, self).handle_signature(sig, signode)
|
|
signode.insert(0, addnodes.desc_annotation('awaitable ', 'awaitable '))
|
|
return ret
|
|
|
|
|
|
class PyCoroutineFunction(PyCoroutineMixin, PyFunction):
|
|
def run(self):
|
|
self.name = 'py:function'
|
|
return PyFunction.run(self)
|
|
|
|
|
|
class PyCoroutineMethod(PyCoroutineMixin, PyMethod):
|
|
def run(self):
|
|
self.name = 'py:method'
|
|
return PyMethod.run(self)
|
|
|
|
|
|
class PyAwaitableFunction(PyAwaitableMixin, PyFunction):
|
|
def run(self):
|
|
self.name = 'py:function'
|
|
return PyFunction.run(self)
|
|
|
|
|
|
class PyAwaitableMethod(PyAwaitableMixin, PyMethod):
|
|
def run(self):
|
|
self.name = 'py:method'
|
|
return PyMethod.run(self)
|
|
|
|
|
|
class PyAbstractMethod(PyMethod):
|
|
|
|
def handle_signature(self, sig, signode):
|
|
ret = super(PyAbstractMethod, self).handle_signature(sig, signode)
|
|
signode.insert(0, addnodes.desc_annotation('abstractmethod ',
|
|
'abstractmethod '))
|
|
return ret
|
|
|
|
def run(self):
|
|
self.name = 'py:method'
|
|
return PyMethod.run(self)
|
|
|
|
|
|
# Support for documenting version of changes, additions, deprecations
|
|
|
|
def expand_version_arg(argument, release):
|
|
"""Expand "next" to the current version"""
|
|
if argument == 'next':
|
|
return sphinx_gettext('{} (unreleased)').format(release)
|
|
return argument
|
|
|
|
|
|
class PyVersionChange(VersionChange):
|
|
def run(self):
|
|
# Replace the 'next' special token with the current development version
|
|
self.arguments[0] = expand_version_arg(self.arguments[0],
|
|
self.config.release)
|
|
return super().run()
|
|
|
|
|
|
class DeprecatedRemoved(VersionChange):
|
|
required_arguments = 2
|
|
|
|
_deprecated_label = sphinx_gettext('Deprecated since version %s, will be removed in version %s')
|
|
_removed_label = sphinx_gettext('Deprecated since version %s, removed in version %s')
|
|
|
|
def run(self):
|
|
# Replace the first two arguments (deprecated version and removed version)
|
|
# with a single tuple of both versions.
|
|
version_deprecated = expand_version_arg(self.arguments[0],
|
|
self.config.release)
|
|
version_removed = self.arguments.pop(1)
|
|
if version_removed == 'next':
|
|
raise ValueError(
|
|
'deprecated-removed:: second argument cannot be `next`')
|
|
self.arguments[0] = version_deprecated, version_removed
|
|
|
|
# Set the label based on if we have reached the removal version
|
|
current_version = tuple(map(int, self.config.version.split('.')))
|
|
removed_version = tuple(map(int, version_removed.split('.')))
|
|
if current_version < removed_version:
|
|
versionlabels[self.name] = self._deprecated_label
|
|
versionlabel_classes[self.name] = 'deprecated'
|
|
else:
|
|
versionlabels[self.name] = self._removed_label
|
|
versionlabel_classes[self.name] = 'removed'
|
|
try:
|
|
return super().run()
|
|
finally:
|
|
# reset versionlabels and versionlabel_classes
|
|
versionlabels[self.name] = ''
|
|
versionlabel_classes[self.name] = ''
|
|
|
|
|
|
# Support for including Misc/NEWS
|
|
|
|
issue_re = re.compile('(?:[Ii]ssue #|bpo-)([0-9]+)', re.I)
|
|
gh_issue_re = re.compile('(?:gh-issue-|gh-)([0-9]+)', re.I)
|
|
whatsnew_re = re.compile(r"(?im)^what's new in (.*?)\??$")
|
|
|
|
|
|
class MiscNews(SphinxDirective):
|
|
has_content = False
|
|
required_arguments = 1
|
|
optional_arguments = 0
|
|
final_argument_whitespace = False
|
|
option_spec = {}
|
|
|
|
def run(self):
|
|
fname = self.arguments[0]
|
|
source = self.state_machine.input_lines.source(
|
|
self.lineno - self.state_machine.input_offset - 1)
|
|
source_dir = getenv('PY_MISC_NEWS_DIR')
|
|
if not source_dir:
|
|
source_dir = path.dirname(path.abspath(source))
|
|
fpath = path.join(source_dir, fname)
|
|
self.env.note_dependency(path.abspath(fpath))
|
|
try:
|
|
with io.open(fpath, encoding='utf-8') as fp:
|
|
content = fp.read()
|
|
except Exception:
|
|
text = 'The NEWS file is not available.'
|
|
node = nodes.strong(text, text)
|
|
return [node]
|
|
content = issue_re.sub(r':issue:`\1`', content)
|
|
# Fallback handling for the GitHub issue
|
|
content = gh_issue_re.sub(r':gh:`\1`', content)
|
|
content = whatsnew_re.sub(r'\1', content)
|
|
# remove first 3 lines as they are the main heading
|
|
lines = ['.. default-role:: obj', ''] + content.splitlines()[3:]
|
|
self.state_machine.insert_input(lines, fname)
|
|
return []
|
|
|
|
|
|
# Support for building "topic help" for pydoc
|
|
|
|
pydoc_topic_labels = [
|
|
'assert', 'assignment', 'assignment-expressions', 'async', 'atom-identifiers',
|
|
'atom-literals', 'attribute-access', 'attribute-references', 'augassign', 'await',
|
|
'binary', 'bitwise', 'bltin-code-objects', 'bltin-ellipsis-object',
|
|
'bltin-null-object', 'bltin-type-objects', 'booleans',
|
|
'break', 'callable-types', 'calls', 'class', 'comparisons', 'compound',
|
|
'context-managers', 'continue', 'conversions', 'customization', 'debugger',
|
|
'del', 'dict', 'dynamic-features', 'else', 'exceptions', 'execmodel',
|
|
'exprlists', 'floating', 'for', 'formatstrings', 'function', 'global',
|
|
'id-classes', 'identifiers', 'if', 'imaginary', 'import', 'in', 'integers',
|
|
'lambda', 'lists', 'naming', 'nonlocal', 'numbers', 'numeric-types',
|
|
'objects', 'operator-summary', 'pass', 'power', 'raise', 'return',
|
|
'sequence-types', 'shifting', 'slicings', 'specialattrs', 'specialnames',
|
|
'string-methods', 'strings', 'subscriptions', 'truth', 'try', 'types',
|
|
'typesfunctions', 'typesmapping', 'typesmethods', 'typesmodules',
|
|
'typesseq', 'typesseq-mutable', 'unary', 'while', 'with', 'yield'
|
|
]
|
|
|
|
|
|
class PydocTopicsBuilder(Builder):
|
|
name = 'pydoc-topics'
|
|
|
|
default_translator_class = TextTranslator
|
|
|
|
def init(self):
|
|
self.topics = {}
|
|
self.secnumbers = {}
|
|
|
|
def get_outdated_docs(self):
|
|
return 'all pydoc topics'
|
|
|
|
def get_target_uri(self, docname, typ=None):
|
|
return '' # no URIs
|
|
|
|
def write(self, *ignored):
|
|
writer = TextWriter(self)
|
|
for label in status_iterator(pydoc_topic_labels,
|
|
'building topics... ',
|
|
length=len(pydoc_topic_labels)):
|
|
if label not in self.env.domaindata['std']['labels']:
|
|
self.env.logger.warning(f'label {label!r} not in documentation')
|
|
continue
|
|
docname, labelid, sectname = self.env.domaindata['std']['labels'][label]
|
|
doctree = self.env.get_and_resolve_doctree(docname, self)
|
|
document = new_document('<section node>')
|
|
document.append(doctree.ids[labelid])
|
|
destination = StringOutput(encoding='utf-8')
|
|
writer.write(document, destination)
|
|
self.topics[label] = writer.output
|
|
|
|
def finish(self):
|
|
f = open(path.join(self.outdir, 'topics.py'), 'wb')
|
|
try:
|
|
f.write('# -*- coding: utf-8 -*-\n'.encode('utf-8'))
|
|
f.write(('# Autogenerated by Sphinx on %s\n' % asctime()).encode('utf-8'))
|
|
f.write('# as part of the release process.\n'.encode('utf-8'))
|
|
f.write(('topics = ' + pformat(self.topics) + '\n').encode('utf-8'))
|
|
finally:
|
|
f.close()
|
|
|
|
|
|
# Support for documenting Opcodes
|
|
|
|
opcode_sig_re = re.compile(r'(\w+(?:\+\d)?)(?:\s*\((.*)\))?')
|
|
|
|
|
|
def parse_opcode_signature(env, sig, signode):
|
|
"""Transform an opcode signature into RST nodes."""
|
|
m = opcode_sig_re.match(sig)
|
|
if m is None:
|
|
raise ValueError
|
|
opname, arglist = m.groups()
|
|
signode += addnodes.desc_name(opname, opname)
|
|
if arglist is not None:
|
|
paramlist = addnodes.desc_parameterlist()
|
|
signode += paramlist
|
|
paramlist += addnodes.desc_parameter(arglist, arglist)
|
|
return opname.strip()
|
|
|
|
|
|
# Support for documenting pdb commands
|
|
|
|
pdbcmd_sig_re = re.compile(r'([a-z()!]+)\s*(.*)')
|
|
|
|
# later...
|
|
# pdbargs_tokens_re = re.compile(r'''[a-zA-Z]+ | # identifiers
|
|
# [.,:]+ | # punctuation
|
|
# [\[\]()] | # parens
|
|
# \s+ # whitespace
|
|
# ''', re.X)
|
|
|
|
|
|
def parse_pdb_command(env, sig, signode):
|
|
"""Transform a pdb command signature into RST nodes."""
|
|
m = pdbcmd_sig_re.match(sig)
|
|
if m is None:
|
|
raise ValueError
|
|
name, args = m.groups()
|
|
fullname = name.replace('(', '').replace(')', '')
|
|
signode += addnodes.desc_name(name, name)
|
|
if args:
|
|
signode += addnodes.desc_addname(' '+args, ' '+args)
|
|
return fullname
|
|
|
|
|
|
def parse_monitoring_event(env, sig, signode):
|
|
"""Transform a monitoring event signature into RST nodes."""
|
|
signode += addnodes.desc_addname('sys.monitoring.events.', 'sys.monitoring.events.')
|
|
signode += addnodes.desc_name(sig, sig)
|
|
return sig
|
|
|
|
|
|
def patch_pairindextypes(app, _env) -> None:
|
|
"""Remove all entries from ``pairindextypes`` before writing POT files.
|
|
|
|
We want to run this just before writing output files, as the check to
|
|
circumvent is in ``I18nBuilder.write_doc()``.
|
|
As such, we link this to ``env-check-consistency``, even though it has
|
|
nothing to do with the environment consistency check.
|
|
"""
|
|
if app.builder.name != 'gettext':
|
|
return
|
|
|
|
# allow translating deprecated index entries
|
|
try:
|
|
from sphinx.domains.python import pairindextypes
|
|
except ImportError:
|
|
pass
|
|
else:
|
|
# Sphinx checks if a 'pair' type entry on an index directive is one of
|
|
# the Sphinx-translated pairindextypes values. As we intend to move
|
|
# away from this, we need Sphinx to believe that these values don't
|
|
# exist, by deleting them when using the gettext builder.
|
|
pairindextypes.clear()
|
|
|
|
|
|
def setup(app):
|
|
app.add_role('issue', issue_role)
|
|
app.add_role('gh', gh_issue_role)
|
|
app.add_directive('impl-detail', ImplementationDetail)
|
|
app.add_directive('versionadded', PyVersionChange, override=True)
|
|
app.add_directive('versionchanged', PyVersionChange, override=True)
|
|
app.add_directive('versionremoved', PyVersionChange, override=True)
|
|
app.add_directive('deprecated', PyVersionChange, override=True)
|
|
app.add_directive('deprecated-removed', DeprecatedRemoved)
|
|
app.add_builder(PydocTopicsBuilder)
|
|
app.add_object_type('opcode', 'opcode', '%s (opcode)', parse_opcode_signature)
|
|
app.add_object_type('pdbcommand', 'pdbcmd', '%s (pdb command)', parse_pdb_command)
|
|
app.add_object_type('monitoring-event', 'monitoring-event', '%s (monitoring event)', parse_monitoring_event)
|
|
app.add_directive_to_domain('py', 'decorator', PyDecoratorFunction)
|
|
app.add_directive_to_domain('py', 'decoratormethod', PyDecoratorMethod)
|
|
app.add_directive_to_domain('py', 'coroutinefunction', PyCoroutineFunction)
|
|
app.add_directive_to_domain('py', 'coroutinemethod', PyCoroutineMethod)
|
|
app.add_directive_to_domain('py', 'awaitablefunction', PyAwaitableFunction)
|
|
app.add_directive_to_domain('py', 'awaitablemethod', PyAwaitableMethod)
|
|
app.add_directive_to_domain('py', 'abstractmethod', PyAbstractMethod)
|
|
app.add_directive('miscnews', MiscNews)
|
|
app.connect('env-check-consistency', patch_pairindextypes)
|
|
return {'version': '1.0', 'parallel_read_safe': True}
|