mirror of
https://github.com/sphinx-doc/sphinx.git
synced 2025-02-25 18:55:22 -06:00
1491 lines
59 KiB
Python
1491 lines
59 KiB
Python
# -*- coding: utf-8 -*-
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"""
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sphinx.ext.autodoc
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~~~~~~~~~~~~~~~~~~
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Automatically insert docstrings for functions, classes or whole modules into
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the doctree, thus avoiding duplication between docstrings and documentation
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for those who like elaborate docstrings.
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:copyright: Copyright 2007-2018 by the Sphinx team, see AUTHORS.
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:license: BSD, see LICENSE for details.
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"""
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import inspect
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import re
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import sys
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import warnings
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from typing import Any
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from docutils.statemachine import ViewList
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from six import iteritems, itervalues, text_type, class_types, string_types
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import sphinx
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from sphinx.deprecation import RemovedInSphinx30Warning
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from sphinx.ext.autodoc.importer import mock, import_object, get_object_members
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from sphinx.ext.autodoc.importer import _MockImporter # to keep compatibility # NOQA
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from sphinx.locale import _, __
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from sphinx.pycode import ModuleAnalyzer, PycodeError
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from sphinx.util import logging
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from sphinx.util import rpartition, force_decode
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from sphinx.util.docstrings import prepare_docstring
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from sphinx.util.inspect import Signature, isdescriptor, safe_getmembers, \
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safe_getattr, object_description, is_builtin_class_method, \
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isenumattribute, isclassmethod, isstaticmethod, isfunction, isbuiltin, ispartial, getdoc
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if False:
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# For type annotation
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from types import ModuleType # NOQA
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from typing import Any, Callable, Dict, Iterator, List, Sequence, Set, Tuple, Type, Union # NOQA
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from docutils import nodes # NOQA
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from docutils.utils import Reporter # NOQA
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from sphinx.application import Sphinx # NOQA
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from sphinx.config import Config # NOQA
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from sphinx.environment import BuildEnvironment # NOQA
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from sphinx.ext.autodoc.directive import DocumenterBridge # NOQA
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logger = logging.getLogger(__name__)
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# This type isn't exposed directly in any modules, but can be found
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# here in most Python versions
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MethodDescriptorType = type(type.__subclasses__)
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#: extended signature RE: with explicit module name separated by ::
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py_ext_sig_re = re.compile(
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r'''^ ([\w.]+::)? # explicit module name
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([\w.]+\.)? # module and/or class name(s)
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(\w+) \s* # thing name
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(?: \((.*)\) # optional: arguments
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(?:\s* -> \s* (.*))? # return annotation
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)? $ # and nothing more
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''', re.VERBOSE)
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def identity(x):
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# type: (Any) -> Any
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return x
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ALL = object()
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INSTANCEATTR = object()
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def members_option(arg):
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# type: (Any) -> Union[object, List[unicode]]
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"""Used to convert the :members: option to auto directives."""
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if arg is None:
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return ALL
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return [x.strip() for x in arg.split(',')]
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def members_set_option(arg):
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# type: (Any) -> Union[object, Set[unicode]]
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"""Used to convert the :members: option to auto directives."""
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if arg is None:
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return ALL
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return set(x.strip() for x in arg.split(','))
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SUPPRESS = object()
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def annotation_option(arg):
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# type: (Any) -> Any
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if arg is None:
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# suppress showing the representation of the object
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return SUPPRESS
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else:
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return arg
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def bool_option(arg):
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# type: (Any) -> bool
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"""Used to convert flag options to auto directives. (Instead of
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directives.flag(), which returns None).
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"""
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return True
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def merge_special_members_option(options):
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# type: (Dict) -> None
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"""Merge :special-members: option to :members: option."""
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if 'special-members' in options and options['special-members'] is not ALL:
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if options.get('members') is ALL:
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pass
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elif options.get('members'):
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for member in options['special-members']:
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if member not in options['members']:
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options['members'].append(member)
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else:
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options['members'] = options['special-members']
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# Some useful event listener factories for autodoc-process-docstring.
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def cut_lines(pre, post=0, what=None):
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# type: (int, int, unicode) -> Callable
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"""Return a listener that removes the first *pre* and last *post*
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lines of every docstring. If *what* is a sequence of strings,
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only docstrings of a type in *what* will be processed.
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Use like this (e.g. in the ``setup()`` function of :file:`conf.py`)::
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from sphinx.ext.autodoc import cut_lines
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app.connect('autodoc-process-docstring', cut_lines(4, what=['module']))
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This can (and should) be used in place of :confval:`automodule_skip_lines`.
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"""
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def process(app, what_, name, obj, options, lines):
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# type: (Sphinx, unicode, unicode, Any, Any, List[unicode]) -> None
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if what and what_ not in what:
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return
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del lines[:pre]
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if post:
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# remove one trailing blank line.
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if lines and not lines[-1]:
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lines.pop(-1)
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del lines[-post:]
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# make sure there is a blank line at the end
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if lines and lines[-1]:
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lines.append('')
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return process
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def between(marker, what=None, keepempty=False, exclude=False):
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# type: (unicode, Sequence[unicode], bool, bool) -> Callable
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"""Return a listener that either keeps, or if *exclude* is True excludes,
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lines between lines that match the *marker* regular expression. If no line
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matches, the resulting docstring would be empty, so no change will be made
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unless *keepempty* is true.
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If *what* is a sequence of strings, only docstrings of a type in *what* will
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be processed.
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"""
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marker_re = re.compile(marker)
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def process(app, what_, name, obj, options, lines):
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# type: (Sphinx, unicode, unicode, Any, Any, List[unicode]) -> None
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if what and what_ not in what:
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return
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deleted = 0
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delete = not exclude
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orig_lines = lines[:]
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for i, line in enumerate(orig_lines):
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if delete:
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lines.pop(i - deleted)
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deleted += 1
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if marker_re.match(line):
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delete = not delete
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if delete:
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lines.pop(i - deleted)
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deleted += 1
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if not lines and not keepempty:
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lines[:] = orig_lines
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# make sure there is a blank line at the end
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if lines and lines[-1]:
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lines.append('')
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return process
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# This class is used only in ``sphinx.ext.autodoc.directive``,
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# But we define this class here to keep compatibility (see #4538)
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class Options(dict):
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"""A dict/attribute hybrid that returns None on nonexisting keys."""
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def __getattr__(self, name):
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# type: (unicode) -> Any
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try:
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return self[name.replace('_', '-')]
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except KeyError:
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return None
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class Documenter(object):
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"""
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A Documenter knows how to autodocument a single object type. When
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registered with the AutoDirective, it will be used to document objects
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of that type when needed by autodoc.
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Its *objtype* attribute selects what auto directive it is assigned to
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(the directive name is 'auto' + objtype), and what directive it generates
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by default, though that can be overridden by an attribute called
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*directivetype*.
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A Documenter has an *option_spec* that works like a docutils directive's;
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in fact, it will be used to parse an auto directive's options that matches
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the documenter.
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"""
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#: name by which the directive is called (auto...) and the default
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#: generated directive name
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objtype = 'object'
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#: indentation by which to indent the directive content
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content_indent = u' '
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#: priority if multiple documenters return True from can_document_member
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priority = 0
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#: order if autodoc_member_order is set to 'groupwise'
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member_order = 0
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#: true if the generated content may contain titles
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titles_allowed = False
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option_spec = {'noindex': bool_option} # type: Dict[unicode, Callable]
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def get_attr(self, obj, name, *defargs):
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# type: (Any, unicode, Any) -> Any
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"""getattr() override for types such as Zope interfaces."""
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return autodoc_attrgetter(self.env.app, obj, name, *defargs)
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@classmethod
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def can_document_member(cls, member, membername, isattr, parent):
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# type: (Any, unicode, bool, Any) -> bool
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"""Called to see if a member can be documented by this documenter."""
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raise NotImplementedError('must be implemented in subclasses')
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def __init__(self, directive, name, indent=u''):
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# type: (DocumenterBridge, unicode, unicode) -> None
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self.directive = directive
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self.env = directive.env # type: BuildEnvironment
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self.options = directive.genopt
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self.name = name
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self.indent = indent
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# the module and object path within the module, and the fully
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# qualified name (all set after resolve_name succeeds)
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self.modname = None # type: str
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self.module = None # type: ModuleType
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self.objpath = None # type: List[unicode]
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self.fullname = None # type: unicode
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# extra signature items (arguments and return annotation,
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# also set after resolve_name succeeds)
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self.args = None # type: unicode
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self.retann = None # type: unicode
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# the object to document (set after import_object succeeds)
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self.object = None # type: Any
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self.object_name = None # type: unicode
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# the parent/owner of the object to document
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self.parent = None # type: Any
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# the module analyzer to get at attribute docs, or None
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self.analyzer = None # type: Any
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@property
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def documenters(self):
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# type: () -> Dict[unicode, Type[Documenter]]
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"""Returns registered Documenter classes"""
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return get_documenters(self.env.app)
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def add_line(self, line, source, *lineno):
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# type: (unicode, unicode, int) -> None
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"""Append one line of generated reST to the output."""
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self.directive.result.append(self.indent + line, source, *lineno)
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def resolve_name(self, modname, parents, path, base):
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# type: (str, Any, str, Any) -> Tuple[str, List[unicode]]
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"""Resolve the module and name of the object to document given by the
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arguments and the current module/class.
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Must return a pair of the module name and a chain of attributes; for
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example, it would return ``('zipfile', ['ZipFile', 'open'])`` for the
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``zipfile.ZipFile.open`` method.
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"""
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raise NotImplementedError('must be implemented in subclasses')
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def parse_name(self):
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# type: () -> bool
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"""Determine what module to import and what attribute to document.
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Returns True and sets *self.modname*, *self.objpath*, *self.fullname*,
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*self.args* and *self.retann* if parsing and resolving was successful.
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"""
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# first, parse the definition -- auto directives for classes and
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# functions can contain a signature which is then used instead of
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# an autogenerated one
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try:
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explicit_modname, path, base, args, retann = \
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py_ext_sig_re.match(self.name).groups() # type: ignore
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except AttributeError:
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logger.warning(__('invalid signature for auto%s (%r)') % (self.objtype, self.name),
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type='autodoc')
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return False
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# support explicit module and class name separation via ::
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if explicit_modname is not None:
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modname = explicit_modname[:-2]
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parents = path and path.rstrip('.').split('.') or []
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else:
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modname = None
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parents = []
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self.modname, self.objpath = self.resolve_name(modname, parents, path, base)
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if not self.modname:
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return False
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self.args = args
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self.retann = retann
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self.fullname = (self.modname or '') + \
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(self.objpath and '.' + '.'.join(self.objpath) or '')
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return True
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def import_object(self):
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# type: () -> bool
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"""Import the object given by *self.modname* and *self.objpath* and set
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it as *self.object*.
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Returns True if successful, False if an error occurred.
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"""
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with mock(self.env.config.autodoc_mock_imports):
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try:
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ret = import_object(self.modname, self.objpath, self.objtype,
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attrgetter=self.get_attr,
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warningiserror=self.env.config.autodoc_warningiserror)
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self.module, self.parent, self.object_name, self.object = ret
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return True
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except ImportError as exc:
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logger.warning(exc.args[0], type='autodoc', subtype='import_object')
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self.env.note_reread()
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return False
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def get_real_modname(self):
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# type: () -> str
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"""Get the real module name of an object to document.
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It can differ from the name of the module through which the object was
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imported.
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"""
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return self.get_attr(self.object, '__module__', None) or self.modname
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def check_module(self):
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# type: () -> bool
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"""Check if *self.object* is really defined in the module given by
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*self.modname*.
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"""
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if self.options.imported_members:
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return True
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modname = self.get_attr(self.object, '__module__', None)
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if ispartial(self.object) and modname == '_functools': # for pypy
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return True
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elif modname and modname != self.modname:
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return False
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return True
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def format_args(self):
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# type: () -> unicode
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"""Format the argument signature of *self.object*.
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Should return None if the object does not have a signature.
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"""
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return None
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def format_name(self):
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# type: () -> unicode
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"""Format the name of *self.object*.
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This normally should be something that can be parsed by the generated
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directive, but doesn't need to be (Sphinx will display it unparsed
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then).
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"""
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# normally the name doesn't contain the module (except for module
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# directives of course)
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return '.'.join(self.objpath) or self.modname
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def format_signature(self):
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# type: () -> unicode
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"""Format the signature (arguments and return annotation) of the object.
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Let the user process it via the ``autodoc-process-signature`` event.
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"""
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if self.args is not None:
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# signature given explicitly
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args = "(%s)" % self.args # type: unicode
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else:
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# try to introspect the signature
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try:
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args = self.format_args()
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except Exception as err:
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logger.warning(__('error while formatting arguments for %s: %s') %
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(self.fullname, err), type='autodoc')
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args = None
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retann = self.retann
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result = self.env.app.emit_firstresult(
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'autodoc-process-signature', self.objtype, self.fullname,
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self.object, self.options, args, retann)
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if result:
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args, retann = result
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if args is not None:
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return args + (retann and (' -> %s' % retann) or '')
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else:
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return ''
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def add_directive_header(self, sig):
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# type: (unicode) -> None
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"""Add the directive header and options to the generated content."""
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domain = getattr(self, 'domain', 'py')
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directive = getattr(self, 'directivetype', self.objtype)
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name = self.format_name()
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sourcename = self.get_sourcename()
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self.add_line(u'.. %s:%s:: %s%s' % (domain, directive, name, sig),
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sourcename)
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if self.options.noindex:
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self.add_line(u' :noindex:', sourcename)
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if self.objpath:
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# Be explicit about the module, this is necessary since .. class::
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# etc. don't support a prepended module name
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self.add_line(u' :module: %s' % self.modname, sourcename)
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def get_doc(self, encoding=None, ignore=1):
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# type: (unicode, int) -> List[List[unicode]]
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"""Decode and return lines of the docstring(s) for the object."""
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docstring = getdoc(self.object, self.get_attr,
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self.env.config.autodoc_inherit_docstrings)
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# make sure we have Unicode docstrings, then sanitize and split
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# into lines
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if isinstance(docstring, text_type):
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return [prepare_docstring(docstring, ignore)]
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elif isinstance(docstring, str): # this will not trigger on Py3
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return [prepare_docstring(force_decode(docstring, encoding),
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ignore)]
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# ... else it is something strange, let's ignore it
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return []
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def process_doc(self, docstrings):
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# type: (List[List[unicode]]) -> Iterator[unicode]
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"""Let the user process the docstrings before adding them."""
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for docstringlines in docstrings:
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if self.env.app:
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# let extensions preprocess docstrings
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self.env.app.emit('autodoc-process-docstring',
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self.objtype, self.fullname, self.object,
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self.options, docstringlines)
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for line in docstringlines:
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yield line
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|
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def get_sourcename(self):
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# type: () -> unicode
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|
if self.analyzer:
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|
# prevent encoding errors when the file name is non-ASCII
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|
if not isinstance(self.analyzer.srcname, text_type):
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filename = text_type(self.analyzer.srcname,
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sys.getfilesystemencoding(), 'replace')
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else:
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filename = self.analyzer.srcname
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return u'%s:docstring of %s' % (filename, self.fullname)
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return u'docstring of %s' % self.fullname
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def add_content(self, more_content, no_docstring=False):
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# type: (Any, bool) -> None
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"""Add content from docstrings, attribute documentation and user."""
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# set sourcename and add content from attribute documentation
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sourcename = self.get_sourcename()
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if self.analyzer:
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attr_docs = self.analyzer.find_attr_docs()
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if self.objpath:
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key = ('.'.join(self.objpath[:-1]), self.objpath[-1])
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if key in attr_docs:
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no_docstring = True
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docstrings = [attr_docs[key]]
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for i, line in enumerate(self.process_doc(docstrings)):
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self.add_line(line, sourcename, i)
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# add content from docstrings
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if not no_docstring:
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encoding = self.analyzer and self.analyzer.encoding
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docstrings = self.get_doc(encoding)
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if not docstrings:
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# append at least a dummy docstring, so that the event
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# autodoc-process-docstring is fired and can add some
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# content if desired
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docstrings.append([])
|
|
for i, line in enumerate(self.process_doc(docstrings)):
|
|
self.add_line(line, sourcename, i)
|
|
|
|
# add additional content (e.g. from document), if present
|
|
if more_content:
|
|
for line, src in zip(more_content.data, more_content.items):
|
|
self.add_line(line, src[0], src[1])
|
|
|
|
def get_object_members(self, want_all):
|
|
# type: (bool) -> Tuple[bool, List[Tuple[unicode, Any]]]
|
|
"""Return `(members_check_module, members)` where `members` is a
|
|
list of `(membername, member)` pairs of the members of *self.object*.
|
|
|
|
If *want_all* is True, return all members. Else, only return those
|
|
members given by *self.options.members* (which may also be none).
|
|
"""
|
|
members = get_object_members(self.object, self.objpath, self.get_attr, self.analyzer)
|
|
if not want_all:
|
|
if not self.options.members:
|
|
return False, []
|
|
# specific members given
|
|
selected = []
|
|
for name in self.options.members:
|
|
if name in members:
|
|
selected.append((name, members[name].value))
|
|
else:
|
|
logger.warning(__('missing attribute %s in object %s') %
|
|
(name, self.fullname), type='autodoc')
|
|
return False, sorted(selected)
|
|
elif self.options.inherited_members:
|
|
return False, sorted((m.name, m.value) for m in itervalues(members))
|
|
else:
|
|
return False, sorted((m.name, m.value) for m in itervalues(members)
|
|
if m.directly_defined)
|
|
|
|
def filter_members(self, members, want_all):
|
|
# type: (List[Tuple[unicode, Any]], bool) -> List[Tuple[unicode, Any, bool]]
|
|
"""Filter the given member list.
|
|
|
|
Members are skipped if
|
|
|
|
- they are private (except if given explicitly or the private-members
|
|
option is set)
|
|
- they are special methods (except if given explicitly or the
|
|
special-members option is set)
|
|
- they are undocumented (except if the undoc-members option is set)
|
|
|
|
The user can override the skipping decision by connecting to the
|
|
``autodoc-skip-member`` event.
|
|
"""
|
|
ret = []
|
|
|
|
# search for members in source code too
|
|
namespace = '.'.join(self.objpath) # will be empty for modules
|
|
|
|
if self.analyzer:
|
|
attr_docs = self.analyzer.find_attr_docs()
|
|
else:
|
|
attr_docs = {}
|
|
|
|
# process members and determine which to skip
|
|
for (membername, member) in members:
|
|
# if isattr is True, the member is documented as an attribute
|
|
isattr = False
|
|
|
|
doc = getdoc(member, self.get_attr, self.env.config.autodoc_inherit_docstrings)
|
|
|
|
# if the member __doc__ is the same as self's __doc__, it's just
|
|
# inherited and therefore not the member's doc
|
|
cls = self.get_attr(member, '__class__', None)
|
|
if cls:
|
|
cls_doc = self.get_attr(cls, '__doc__', None)
|
|
if cls_doc == doc:
|
|
doc = None
|
|
has_doc = bool(doc)
|
|
|
|
keep = False
|
|
if want_all and membername.startswith('__') and \
|
|
membername.endswith('__') and len(membername) > 4:
|
|
# special __methods__
|
|
if self.options.special_members is ALL and \
|
|
membername != '__doc__':
|
|
keep = has_doc or self.options.undoc_members
|
|
elif self.options.special_members and \
|
|
self.options.special_members is not ALL and \
|
|
membername in self.options.special_members:
|
|
keep = has_doc or self.options.undoc_members
|
|
elif (namespace, membername) in attr_docs:
|
|
if want_all and membername.startswith('_'):
|
|
# ignore members whose name starts with _ by default
|
|
keep = self.options.private_members
|
|
else:
|
|
# keep documented attributes
|
|
keep = True
|
|
isattr = True
|
|
elif want_all and membername.startswith('_'):
|
|
# ignore members whose name starts with _ by default
|
|
keep = self.options.private_members and \
|
|
(has_doc or self.options.undoc_members)
|
|
else:
|
|
# ignore undocumented members if :undoc-members: is not given
|
|
keep = has_doc or self.options.undoc_members
|
|
|
|
# give the user a chance to decide whether this member
|
|
# should be skipped
|
|
if self.env.app:
|
|
# let extensions preprocess docstrings
|
|
try:
|
|
skip_user = self.env.app.emit_firstresult(
|
|
'autodoc-skip-member', self.objtype, membername, member,
|
|
not keep, self.options)
|
|
if skip_user is not None:
|
|
keep = not skip_user
|
|
except Exception as exc:
|
|
logger.warning(__('autodoc: failed to determine %r to be documented.'
|
|
'the following exception was raised:\n%s'),
|
|
member, exc, type='autodoc')
|
|
keep = False
|
|
|
|
if keep:
|
|
ret.append((membername, member, isattr))
|
|
|
|
return ret
|
|
|
|
def document_members(self, all_members=False):
|
|
# type: (bool) -> None
|
|
"""Generate reST for member documentation.
|
|
|
|
If *all_members* is True, do all members, else those given by
|
|
*self.options.members*.
|
|
"""
|
|
# set current namespace for finding members
|
|
self.env.temp_data['autodoc:module'] = self.modname
|
|
if self.objpath:
|
|
self.env.temp_data['autodoc:class'] = self.objpath[0]
|
|
|
|
want_all = all_members or self.options.inherited_members or \
|
|
self.options.members is ALL
|
|
# find out which members are documentable
|
|
members_check_module, members = self.get_object_members(want_all)
|
|
|
|
# remove members given by exclude-members
|
|
if self.options.exclude_members:
|
|
members = [
|
|
(membername, member) for (membername, member) in members
|
|
if (
|
|
self.options.exclude_members is ALL or
|
|
membername not in self.options.exclude_members
|
|
)
|
|
]
|
|
|
|
# document non-skipped members
|
|
memberdocumenters = [] # type: List[Tuple[Documenter, bool]]
|
|
for (mname, member, isattr) in self.filter_members(members, want_all):
|
|
classes = [cls for cls in itervalues(self.documenters)
|
|
if cls.can_document_member(member, mname, isattr, self)]
|
|
if not classes:
|
|
# don't know how to document this member
|
|
continue
|
|
# prefer the documenter with the highest priority
|
|
classes.sort(key=lambda cls: cls.priority)
|
|
# give explicitly separated module name, so that members
|
|
# of inner classes can be documented
|
|
full_mname = self.modname + '::' + \
|
|
'.'.join(self.objpath + [mname])
|
|
documenter = classes[-1](self.directive, full_mname, self.indent)
|
|
memberdocumenters.append((documenter, isattr))
|
|
member_order = self.options.member_order or \
|
|
self.env.config.autodoc_member_order
|
|
if member_order == 'groupwise':
|
|
# sort by group; relies on stable sort to keep items in the
|
|
# same group sorted alphabetically
|
|
memberdocumenters.sort(key=lambda e: e[0].member_order)
|
|
elif member_order == 'bysource' and self.analyzer:
|
|
# sort by source order, by virtue of the module analyzer
|
|
tagorder = self.analyzer.tagorder
|
|
|
|
def keyfunc(entry):
|
|
# type: (Tuple[Documenter, bool]) -> int
|
|
fullname = entry[0].name.split('::')[1]
|
|
return tagorder.get(fullname, len(tagorder))
|
|
memberdocumenters.sort(key=keyfunc)
|
|
|
|
for documenter, isattr in memberdocumenters:
|
|
documenter.generate(
|
|
all_members=True, real_modname=self.real_modname,
|
|
check_module=members_check_module and not isattr)
|
|
|
|
# reset current objects
|
|
self.env.temp_data['autodoc:module'] = None
|
|
self.env.temp_data['autodoc:class'] = None
|
|
|
|
def generate(self, more_content=None, real_modname=None,
|
|
check_module=False, all_members=False):
|
|
# type: (Any, str, bool, bool) -> None
|
|
"""Generate reST for the object given by *self.name*, and possibly for
|
|
its members.
|
|
|
|
If *more_content* is given, include that content. If *real_modname* is
|
|
given, use that module name to find attribute docs. If *check_module* is
|
|
True, only generate if the object is defined in the module name it is
|
|
imported from. If *all_members* is True, document all members.
|
|
"""
|
|
if not self.parse_name():
|
|
# need a module to import
|
|
logger.warning(
|
|
__('don\'t know which module to import for autodocumenting '
|
|
'%r (try placing a "module" or "currentmodule" directive '
|
|
'in the document, or giving an explicit module name)') %
|
|
self.name, type='autodoc')
|
|
return
|
|
|
|
# now, import the module and get object to document
|
|
if not self.import_object():
|
|
return
|
|
|
|
# If there is no real module defined, figure out which to use.
|
|
# The real module is used in the module analyzer to look up the module
|
|
# where the attribute documentation would actually be found in.
|
|
# This is used for situations where you have a module that collects the
|
|
# functions and classes of internal submodules.
|
|
self.real_modname = real_modname or self.get_real_modname() # type: str
|
|
|
|
# try to also get a source code analyzer for attribute docs
|
|
try:
|
|
self.analyzer = ModuleAnalyzer.for_module(self.real_modname)
|
|
# parse right now, to get PycodeErrors on parsing (results will
|
|
# be cached anyway)
|
|
self.analyzer.find_attr_docs()
|
|
except PycodeError as err:
|
|
logger.debug('[autodoc] module analyzer failed: %s', err)
|
|
# no source file -- e.g. for builtin and C modules
|
|
self.analyzer = None
|
|
# at least add the module.__file__ as a dependency
|
|
if hasattr(self.module, '__file__') and self.module.__file__:
|
|
self.directive.filename_set.add(self.module.__file__)
|
|
else:
|
|
self.directive.filename_set.add(self.analyzer.srcname)
|
|
|
|
# check __module__ of object (for members not given explicitly)
|
|
if check_module:
|
|
if not self.check_module():
|
|
return
|
|
|
|
sourcename = self.get_sourcename()
|
|
|
|
# make sure that the result starts with an empty line. This is
|
|
# necessary for some situations where another directive preprocesses
|
|
# reST and no starting newline is present
|
|
self.add_line(u'', sourcename)
|
|
|
|
# format the object's signature, if any
|
|
sig = self.format_signature()
|
|
|
|
# generate the directive header and options, if applicable
|
|
self.add_directive_header(sig)
|
|
self.add_line(u'', sourcename)
|
|
|
|
# e.g. the module directive doesn't have content
|
|
self.indent += self.content_indent
|
|
|
|
# add all content (from docstrings, attribute docs etc.)
|
|
self.add_content(more_content)
|
|
|
|
# document members, if possible
|
|
self.document_members(all_members)
|
|
|
|
|
|
class ModuleDocumenter(Documenter):
|
|
"""
|
|
Specialized Documenter subclass for modules.
|
|
"""
|
|
objtype = 'module'
|
|
content_indent = u''
|
|
titles_allowed = True
|
|
|
|
option_spec = {
|
|
'members': members_option, 'undoc-members': bool_option,
|
|
'noindex': bool_option, 'inherited-members': bool_option,
|
|
'show-inheritance': bool_option, 'synopsis': identity,
|
|
'platform': identity, 'deprecated': bool_option,
|
|
'member-order': identity, 'exclude-members': members_set_option,
|
|
'private-members': bool_option, 'special-members': members_option,
|
|
'imported-members': bool_option, 'ignore-module-all': bool_option
|
|
} # type: Dict[unicode, Callable]
|
|
|
|
def __init__(self, *args):
|
|
# type: (Any) -> None
|
|
super(ModuleDocumenter, self).__init__(*args)
|
|
merge_special_members_option(self.options)
|
|
|
|
@classmethod
|
|
def can_document_member(cls, member, membername, isattr, parent):
|
|
# type: (Any, unicode, bool, Any) -> bool
|
|
# don't document submodules automatically
|
|
return False
|
|
|
|
def resolve_name(self, modname, parents, path, base):
|
|
# type: (str, Any, str, Any) -> Tuple[str, List[unicode]]
|
|
if modname is not None:
|
|
logger.warning(__('"::" in automodule name doesn\'t make sense'),
|
|
type='autodoc')
|
|
return (path or '') + base, []
|
|
|
|
def parse_name(self):
|
|
# type: () -> bool
|
|
ret = Documenter.parse_name(self)
|
|
if self.args or self.retann:
|
|
logger.warning(__('signature arguments or return annotation '
|
|
'given for automodule %s') % self.fullname,
|
|
type='autodoc')
|
|
return ret
|
|
|
|
def add_directive_header(self, sig):
|
|
# type: (unicode) -> None
|
|
Documenter.add_directive_header(self, sig)
|
|
|
|
sourcename = self.get_sourcename()
|
|
|
|
# add some module-specific options
|
|
if self.options.synopsis:
|
|
self.add_line(
|
|
u' :synopsis: ' + self.options.synopsis, sourcename)
|
|
if self.options.platform:
|
|
self.add_line(
|
|
u' :platform: ' + self.options.platform, sourcename)
|
|
if self.options.deprecated:
|
|
self.add_line(u' :deprecated:', sourcename)
|
|
|
|
def get_object_members(self, want_all):
|
|
# type: (bool) -> Tuple[bool, List[Tuple[unicode, object]]]
|
|
if want_all:
|
|
if (self.options.ignore_module_all or not
|
|
hasattr(self.object, '__all__')):
|
|
# for implicit module members, check __module__ to avoid
|
|
# documenting imported objects
|
|
return True, safe_getmembers(self.object)
|
|
else:
|
|
memberlist = self.object.__all__
|
|
# Sometimes __all__ is broken...
|
|
if not isinstance(memberlist, (list, tuple)) or not \
|
|
all(isinstance(entry, string_types) for entry in memberlist):
|
|
logger.warning(
|
|
__('__all__ should be a list of strings, not %r '
|
|
'(in module %s) -- ignoring __all__') %
|
|
(memberlist, self.fullname),
|
|
type='autodoc'
|
|
)
|
|
# fall back to all members
|
|
return True, safe_getmembers(self.object)
|
|
else:
|
|
memberlist = self.options.members or []
|
|
ret = []
|
|
for mname in memberlist:
|
|
try:
|
|
ret.append((mname, safe_getattr(self.object, mname)))
|
|
except AttributeError:
|
|
logger.warning(
|
|
__('missing attribute mentioned in :members: or __all__: '
|
|
'module %s, attribute %s') %
|
|
(safe_getattr(self.object, '__name__', '???'), mname),
|
|
type='autodoc'
|
|
)
|
|
return False, ret
|
|
|
|
|
|
class ModuleLevelDocumenter(Documenter):
|
|
"""
|
|
Specialized Documenter subclass for objects on module level (functions,
|
|
classes, data/constants).
|
|
"""
|
|
def resolve_name(self, modname, parents, path, base):
|
|
# type: (str, Any, str, Any) -> Tuple[str, List[unicode]]
|
|
if modname is None:
|
|
if path:
|
|
modname = path.rstrip('.')
|
|
else:
|
|
# if documenting a toplevel object without explicit module,
|
|
# it can be contained in another auto directive ...
|
|
modname = self.env.temp_data.get('autodoc:module')
|
|
# ... or in the scope of a module directive
|
|
if not modname:
|
|
modname = self.env.ref_context.get('py:module')
|
|
# ... else, it stays None, which means invalid
|
|
return modname, parents + [base]
|
|
|
|
|
|
class ClassLevelDocumenter(Documenter):
|
|
"""
|
|
Specialized Documenter subclass for objects on class level (methods,
|
|
attributes).
|
|
"""
|
|
def resolve_name(self, modname, parents, path, base):
|
|
# type: (str, Any, str, Any) -> Tuple[str, List[unicode]]
|
|
if modname is None:
|
|
if path:
|
|
mod_cls = path.rstrip('.')
|
|
else:
|
|
mod_cls = None
|
|
# if documenting a class-level object without path,
|
|
# there must be a current class, either from a parent
|
|
# auto directive ...
|
|
mod_cls = self.env.temp_data.get('autodoc:class')
|
|
# ... or from a class directive
|
|
if mod_cls is None:
|
|
mod_cls = self.env.ref_context.get('py:class')
|
|
# ... if still None, there's no way to know
|
|
if mod_cls is None:
|
|
return None, []
|
|
modname, cls = rpartition(mod_cls, '.') # type: ignore
|
|
parents = [cls]
|
|
# if the module name is still missing, get it like above
|
|
if not modname:
|
|
modname = self.env.temp_data.get('autodoc:module')
|
|
if not modname:
|
|
modname = self.env.ref_context.get('py:module')
|
|
# ... else, it stays None, which means invalid
|
|
return modname, parents + [base]
|
|
|
|
|
|
class DocstringSignatureMixin(object):
|
|
"""
|
|
Mixin for FunctionDocumenter and MethodDocumenter to provide the
|
|
feature of reading the signature from the docstring.
|
|
"""
|
|
|
|
def _find_signature(self, encoding=None):
|
|
# type: (unicode) -> Tuple[str, str]
|
|
docstrings = self.get_doc(encoding)
|
|
self._new_docstrings = docstrings[:]
|
|
result = None
|
|
for i, doclines in enumerate(docstrings):
|
|
# no lines in docstring, no match
|
|
if not doclines:
|
|
continue
|
|
# match first line of docstring against signature RE
|
|
match = py_ext_sig_re.match(doclines[0]) # type: ignore
|
|
if not match:
|
|
continue
|
|
exmod, path, base, args, retann = match.groups()
|
|
# the base name must match ours
|
|
valid_names = [self.objpath[-1]] # type: ignore
|
|
if isinstance(self, ClassDocumenter):
|
|
valid_names.append('__init__')
|
|
if hasattr(self.object, '__mro__'):
|
|
valid_names.extend(cls.__name__ for cls in self.object.__mro__)
|
|
if base not in valid_names:
|
|
continue
|
|
# re-prepare docstring to ignore more leading indentation
|
|
self._new_docstrings[i] = prepare_docstring('\n'.join(doclines[1:]))
|
|
result = args, retann
|
|
# don't look any further
|
|
break
|
|
return result
|
|
|
|
def get_doc(self, encoding=None, ignore=1):
|
|
# type: (unicode, int) -> List[List[unicode]]
|
|
lines = getattr(self, '_new_docstrings', None)
|
|
if lines is not None:
|
|
return lines
|
|
return Documenter.get_doc(self, encoding, ignore) # type: ignore
|
|
|
|
def format_signature(self):
|
|
# type: () -> unicode
|
|
if self.args is None and self.env.config.autodoc_docstring_signature: # type: ignore
|
|
# only act if a signature is not explicitly given already, and if
|
|
# the feature is enabled
|
|
result = self._find_signature()
|
|
if result is not None:
|
|
self.args, self.retann = result
|
|
return Documenter.format_signature(self) # type: ignore
|
|
|
|
|
|
class DocstringStripSignatureMixin(DocstringSignatureMixin):
|
|
"""
|
|
Mixin for AttributeDocumenter to provide the
|
|
feature of stripping any function signature from the docstring.
|
|
"""
|
|
def format_signature(self):
|
|
# type: () -> unicode
|
|
if self.args is None and self.env.config.autodoc_docstring_signature: # type: ignore
|
|
# only act if a signature is not explicitly given already, and if
|
|
# the feature is enabled
|
|
result = self._find_signature()
|
|
if result is not None:
|
|
# Discarding _args is a only difference with
|
|
# DocstringSignatureMixin.format_signature.
|
|
# Documenter.format_signature use self.args value to format.
|
|
_args, self.retann = result
|
|
return Documenter.format_signature(self) # type: ignore
|
|
|
|
|
|
class FunctionDocumenter(DocstringSignatureMixin, ModuleLevelDocumenter): # type: ignore
|
|
"""
|
|
Specialized Documenter subclass for functions.
|
|
"""
|
|
objtype = 'function'
|
|
member_order = 30
|
|
|
|
@classmethod
|
|
def can_document_member(cls, member, membername, isattr, parent):
|
|
# type: (Any, unicode, bool, Any) -> bool
|
|
return isfunction(member) or isbuiltin(member)
|
|
|
|
def format_args(self):
|
|
# type: () -> unicode
|
|
if isbuiltin(self.object) or inspect.ismethoddescriptor(self.object):
|
|
# cannot introspect arguments of a C function or method
|
|
return None
|
|
try:
|
|
args = Signature(self.object).format_args()
|
|
except TypeError:
|
|
if (is_builtin_class_method(self.object, '__new__') and
|
|
is_builtin_class_method(self.object, '__init__')):
|
|
raise TypeError('%r is a builtin class' % self.object)
|
|
|
|
# if a class should be documented as function (yay duck
|
|
# typing) we try to use the constructor signature as function
|
|
# signature without the first argument.
|
|
try:
|
|
sig = Signature(self.object.__new__, bound_method=True, has_retval=False)
|
|
args = sig.format_args()
|
|
except TypeError:
|
|
sig = Signature(self.object.__init__, bound_method=True, has_retval=False)
|
|
args = sig.format_args()
|
|
|
|
# escape backslashes for reST
|
|
args = args.replace('\\', '\\\\')
|
|
return args
|
|
|
|
def document_members(self, all_members=False):
|
|
# type: (bool) -> None
|
|
pass
|
|
|
|
|
|
class ClassDocumenter(DocstringSignatureMixin, ModuleLevelDocumenter): # type: ignore
|
|
"""
|
|
Specialized Documenter subclass for classes.
|
|
"""
|
|
objtype = 'class'
|
|
member_order = 20
|
|
option_spec = {
|
|
'members': members_option, 'undoc-members': bool_option,
|
|
'noindex': bool_option, 'inherited-members': bool_option,
|
|
'show-inheritance': bool_option, 'member-order': identity,
|
|
'exclude-members': members_set_option,
|
|
'private-members': bool_option, 'special-members': members_option,
|
|
} # type: Dict[unicode, Callable]
|
|
|
|
def __init__(self, *args):
|
|
# type: (Any) -> None
|
|
super(ClassDocumenter, self).__init__(*args)
|
|
merge_special_members_option(self.options)
|
|
|
|
@classmethod
|
|
def can_document_member(cls, member, membername, isattr, parent):
|
|
# type: (Any, unicode, bool, Any) -> bool
|
|
return isinstance(member, class_types)
|
|
|
|
def import_object(self):
|
|
# type: () -> Any
|
|
ret = ModuleLevelDocumenter.import_object(self)
|
|
# if the class is documented under another name, document it
|
|
# as data/attribute
|
|
if ret:
|
|
if hasattr(self.object, '__name__'):
|
|
self.doc_as_attr = (self.objpath[-1] != self.object.__name__)
|
|
else:
|
|
self.doc_as_attr = True
|
|
return ret
|
|
|
|
def format_args(self):
|
|
# type: () -> unicode
|
|
# for classes, the relevant signature is the __init__ method's
|
|
initmeth = self.get_attr(self.object, '__init__', None)
|
|
# classes without __init__ method, default __init__ or
|
|
# __init__ written in C?
|
|
if initmeth is None or \
|
|
is_builtin_class_method(self.object, '__init__') or \
|
|
not(inspect.ismethod(initmeth) or isfunction(initmeth)):
|
|
return None
|
|
try:
|
|
return Signature(initmeth, bound_method=True, has_retval=False).format_args()
|
|
except TypeError:
|
|
# still not possible: happens e.g. for old-style classes
|
|
# with __init__ in C
|
|
return None
|
|
|
|
def format_signature(self):
|
|
# type: () -> unicode
|
|
if self.doc_as_attr:
|
|
return ''
|
|
|
|
return DocstringSignatureMixin.format_signature(self)
|
|
|
|
def add_directive_header(self, sig):
|
|
# type: (unicode) -> None
|
|
if self.doc_as_attr:
|
|
self.directivetype = 'attribute'
|
|
Documenter.add_directive_header(self, sig)
|
|
|
|
# add inheritance info, if wanted
|
|
if not self.doc_as_attr and self.options.show_inheritance:
|
|
sourcename = self.get_sourcename()
|
|
self.add_line(u'', sourcename)
|
|
if hasattr(self.object, '__bases__') and len(self.object.__bases__):
|
|
bases = [b.__module__ in ('__builtin__', 'builtins') and
|
|
u':class:`%s`' % b.__name__ or
|
|
u':class:`%s.%s`' % (b.__module__, b.__name__)
|
|
for b in self.object.__bases__]
|
|
self.add_line(u' ' + _(u'Bases: %s') % ', '.join(bases),
|
|
sourcename)
|
|
|
|
def get_doc(self, encoding=None, ignore=1):
|
|
# type: (unicode, int) -> List[List[unicode]]
|
|
lines = getattr(self, '_new_docstrings', None)
|
|
if lines is not None:
|
|
return lines
|
|
|
|
content = self.env.config.autoclass_content
|
|
|
|
docstrings = []
|
|
attrdocstring = self.get_attr(self.object, '__doc__', None)
|
|
if attrdocstring:
|
|
docstrings.append(attrdocstring)
|
|
|
|
# for classes, what the "docstring" is can be controlled via a
|
|
# config value; the default is only the class docstring
|
|
if content in ('both', 'init'):
|
|
initdocstring = self.get_attr(
|
|
self.get_attr(self.object, '__init__', None), '__doc__')
|
|
# for new-style classes, no __init__ means default __init__
|
|
if (initdocstring is not None and
|
|
(initdocstring == object.__init__.__doc__ or # for pypy
|
|
initdocstring.strip() == object.__init__.__doc__)): # for !pypy
|
|
initdocstring = None
|
|
if not initdocstring:
|
|
# try __new__
|
|
initdocstring = self.get_attr(
|
|
self.get_attr(self.object, '__new__', None), '__doc__')
|
|
# for new-style classes, no __new__ means default __new__
|
|
if (initdocstring is not None and
|
|
(initdocstring == object.__new__.__doc__ or # for pypy
|
|
initdocstring.strip() == object.__new__.__doc__)): # for !pypy
|
|
initdocstring = None
|
|
if initdocstring:
|
|
if content == 'init':
|
|
docstrings = [initdocstring]
|
|
else:
|
|
docstrings.append(initdocstring)
|
|
doc = []
|
|
for docstring in docstrings:
|
|
if isinstance(docstring, text_type):
|
|
doc.append(prepare_docstring(docstring, ignore))
|
|
elif isinstance(docstring, str): # this will not trigger on Py3
|
|
doc.append(prepare_docstring(force_decode(docstring, encoding),
|
|
ignore))
|
|
return doc
|
|
|
|
def add_content(self, more_content, no_docstring=False):
|
|
# type: (Any, bool) -> None
|
|
if self.doc_as_attr:
|
|
classname = safe_getattr(self.object, '__qualname__', None)
|
|
if not classname:
|
|
classname = safe_getattr(self.object, '__name__', None)
|
|
if classname:
|
|
module = safe_getattr(self.object, '__module__', None)
|
|
parentmodule = safe_getattr(self.parent, '__module__', None)
|
|
if module and module != parentmodule:
|
|
classname = str(module) + u'.' + str(classname)
|
|
content = ViewList(
|
|
[_('alias of :class:`%s`') % classname], source='')
|
|
ModuleLevelDocumenter.add_content(self, content,
|
|
no_docstring=True)
|
|
else:
|
|
ModuleLevelDocumenter.add_content(self, more_content)
|
|
|
|
def document_members(self, all_members=False):
|
|
# type: (bool) -> None
|
|
if self.doc_as_attr:
|
|
return
|
|
ModuleLevelDocumenter.document_members(self, all_members)
|
|
|
|
def generate(self, more_content=None, real_modname=None,
|
|
check_module=False, all_members=False):
|
|
# type: (Any, str, bool, bool) -> None
|
|
# Do not pass real_modname and use the name from the __module__
|
|
# attribute of the class.
|
|
# If a class gets imported into the module real_modname
|
|
# the analyzer won't find the source of the class, if
|
|
# it looks in real_modname.
|
|
return super(ClassDocumenter, self).generate(more_content=more_content,
|
|
check_module=check_module,
|
|
all_members=all_members)
|
|
|
|
|
|
class ExceptionDocumenter(ClassDocumenter):
|
|
"""
|
|
Specialized ClassDocumenter subclass for exceptions.
|
|
"""
|
|
objtype = 'exception'
|
|
member_order = 10
|
|
|
|
# needs a higher priority than ClassDocumenter
|
|
priority = 10
|
|
|
|
@classmethod
|
|
def can_document_member(cls, member, membername, isattr, parent):
|
|
# type: (Any, unicode, bool, Any) -> bool
|
|
return isinstance(member, class_types) and \
|
|
issubclass(member, BaseException) # type: ignore
|
|
|
|
|
|
class DataDocumenter(ModuleLevelDocumenter):
|
|
"""
|
|
Specialized Documenter subclass for data items.
|
|
"""
|
|
objtype = 'data'
|
|
member_order = 40
|
|
priority = -10
|
|
option_spec = dict(ModuleLevelDocumenter.option_spec)
|
|
option_spec["annotation"] = annotation_option
|
|
|
|
@classmethod
|
|
def can_document_member(cls, member, membername, isattr, parent):
|
|
# type: (Any, unicode, bool, Any) -> bool
|
|
return isinstance(parent, ModuleDocumenter) and isattr
|
|
|
|
def add_directive_header(self, sig):
|
|
# type: (unicode) -> None
|
|
ModuleLevelDocumenter.add_directive_header(self, sig)
|
|
sourcename = self.get_sourcename()
|
|
if not self.options.annotation:
|
|
try:
|
|
objrepr = object_description(self.object)
|
|
except ValueError:
|
|
pass
|
|
else:
|
|
self.add_line(u' :annotation: = ' + objrepr, sourcename)
|
|
elif self.options.annotation is SUPPRESS:
|
|
pass
|
|
else:
|
|
self.add_line(u' :annotation: %s' % self.options.annotation,
|
|
sourcename)
|
|
|
|
def document_members(self, all_members=False):
|
|
# type: (bool) -> None
|
|
pass
|
|
|
|
def get_real_modname(self):
|
|
# type: () -> str
|
|
return self.get_attr(self.parent or self.object, '__module__', None) \
|
|
or self.modname
|
|
|
|
|
|
class MethodDocumenter(DocstringSignatureMixin, ClassLevelDocumenter): # type: ignore
|
|
"""
|
|
Specialized Documenter subclass for methods (normal, static and class).
|
|
"""
|
|
objtype = 'method'
|
|
member_order = 50
|
|
priority = 1 # must be more than FunctionDocumenter
|
|
|
|
@classmethod
|
|
def can_document_member(cls, member, membername, isattr, parent):
|
|
# type: (Any, unicode, bool, Any) -> bool
|
|
return inspect.isroutine(member) and \
|
|
not isinstance(parent, ModuleDocumenter)
|
|
|
|
def import_object(self):
|
|
# type: () -> Any
|
|
ret = ClassLevelDocumenter.import_object(self)
|
|
if not ret:
|
|
return ret
|
|
|
|
# to distinguish classmethod/staticmethod
|
|
obj = self.parent.__dict__.get(self.object_name)
|
|
if obj is None:
|
|
obj = self.object
|
|
|
|
if isclassmethod(obj):
|
|
self.directivetype = 'classmethod'
|
|
# document class and static members before ordinary ones
|
|
self.member_order = self.member_order - 1
|
|
elif isstaticmethod(obj, cls=self.parent, name=self.object_name):
|
|
self.directivetype = 'staticmethod'
|
|
# document class and static members before ordinary ones
|
|
self.member_order = self.member_order - 1
|
|
else:
|
|
self.directivetype = 'method'
|
|
return ret
|
|
|
|
def format_args(self):
|
|
# type: () -> unicode
|
|
if isbuiltin(self.object) or inspect.ismethoddescriptor(self.object):
|
|
# can never get arguments of a C function or method
|
|
return None
|
|
if isstaticmethod(self.object, cls=self.parent, name=self.object_name):
|
|
args = Signature(self.object, bound_method=False).format_args()
|
|
else:
|
|
args = Signature(self.object, bound_method=True).format_args()
|
|
# escape backslashes for reST
|
|
args = args.replace('\\', '\\\\')
|
|
return args
|
|
|
|
def document_members(self, all_members=False):
|
|
# type: (bool) -> None
|
|
pass
|
|
|
|
|
|
class AttributeDocumenter(DocstringStripSignatureMixin, ClassLevelDocumenter): # type: ignore
|
|
"""
|
|
Specialized Documenter subclass for attributes.
|
|
"""
|
|
objtype = 'attribute'
|
|
member_order = 60
|
|
option_spec = dict(ModuleLevelDocumenter.option_spec)
|
|
option_spec["annotation"] = annotation_option
|
|
|
|
# must be higher than the MethodDocumenter, else it will recognize
|
|
# some non-data descriptors as methods
|
|
priority = 10
|
|
|
|
@staticmethod
|
|
def is_function_or_method(obj):
|
|
# type: (Any) -> bool
|
|
return isfunction(obj) or isbuiltin(obj) or inspect.ismethod(obj)
|
|
|
|
@classmethod
|
|
def can_document_member(cls, member, membername, isattr, parent):
|
|
# type: (Any, unicode, bool, Any) -> bool
|
|
non_attr_types = (type, MethodDescriptorType)
|
|
isdatadesc = isdescriptor(member) and not \
|
|
cls.is_function_or_method(member) and not \
|
|
isinstance(member, non_attr_types) and not \
|
|
type(member).__name__ == "instancemethod"
|
|
# That last condition addresses an obscure case of C-defined
|
|
# methods using a deprecated type in Python 3, that is not otherwise
|
|
# exported anywhere by Python
|
|
return isdatadesc or (not isinstance(parent, ModuleDocumenter) and
|
|
not inspect.isroutine(member) and
|
|
not isinstance(member, class_types))
|
|
|
|
def document_members(self, all_members=False):
|
|
# type: (bool) -> None
|
|
pass
|
|
|
|
def import_object(self):
|
|
# type: () -> Any
|
|
ret = ClassLevelDocumenter.import_object(self)
|
|
if isenumattribute(self.object):
|
|
self.object = self.object.value
|
|
if isdescriptor(self.object) and \
|
|
not self.is_function_or_method(self.object):
|
|
self._datadescriptor = True
|
|
else:
|
|
# if it's not a data descriptor
|
|
self._datadescriptor = False
|
|
return ret
|
|
|
|
def get_real_modname(self):
|
|
# type: () -> str
|
|
return self.get_attr(self.parent or self.object, '__module__', None) \
|
|
or self.modname
|
|
|
|
def add_directive_header(self, sig):
|
|
# type: (unicode) -> None
|
|
ClassLevelDocumenter.add_directive_header(self, sig)
|
|
sourcename = self.get_sourcename()
|
|
if not self.options.annotation:
|
|
if not self._datadescriptor:
|
|
try:
|
|
objrepr = object_description(self.object)
|
|
except ValueError:
|
|
pass
|
|
else:
|
|
self.add_line(u' :annotation: = ' + objrepr, sourcename)
|
|
elif self.options.annotation is SUPPRESS:
|
|
pass
|
|
else:
|
|
self.add_line(u' :annotation: %s' % self.options.annotation,
|
|
sourcename)
|
|
|
|
def add_content(self, more_content, no_docstring=False):
|
|
# type: (Any, bool) -> None
|
|
if not self._datadescriptor:
|
|
# if it's not a data descriptor, its docstring is very probably the
|
|
# wrong thing to display
|
|
no_docstring = True
|
|
ClassLevelDocumenter.add_content(self, more_content, no_docstring)
|
|
|
|
|
|
class InstanceAttributeDocumenter(AttributeDocumenter):
|
|
"""
|
|
Specialized Documenter subclass for attributes that cannot be imported
|
|
because they are instance attributes (e.g. assigned in __init__).
|
|
"""
|
|
objtype = 'instanceattribute'
|
|
directivetype = 'attribute'
|
|
member_order = 60
|
|
|
|
# must be higher than AttributeDocumenter
|
|
priority = 11
|
|
|
|
@classmethod
|
|
def can_document_member(cls, member, membername, isattr, parent):
|
|
# type: (Any, unicode, bool, Any) -> bool
|
|
"""This documents only INSTANCEATTR members."""
|
|
return isattr and (member is INSTANCEATTR)
|
|
|
|
def import_object(self):
|
|
# type: () -> bool
|
|
"""Never import anything."""
|
|
# disguise as an attribute
|
|
self.objtype = 'attribute'
|
|
self._datadescriptor = False
|
|
return True
|
|
|
|
def add_content(self, more_content, no_docstring=False):
|
|
# type: (Any, bool) -> None
|
|
"""Never try to get a docstring from the object."""
|
|
AttributeDocumenter.add_content(self, more_content, no_docstring=True)
|
|
|
|
|
|
def get_documenters(app):
|
|
# type: (Sphinx) -> Dict[unicode, Type[Documenter]]
|
|
"""Returns registered Documenter classes"""
|
|
return app.registry.documenters
|
|
|
|
|
|
def autodoc_attrgetter(app, obj, name, *defargs):
|
|
# type: (Sphinx, Any, unicode, Any) -> Any
|
|
"""Alternative getattr() for types"""
|
|
for typ, func in iteritems(app.registry.autodoc_attrgettrs):
|
|
if isinstance(obj, typ):
|
|
return func(obj, name, *defargs)
|
|
|
|
return safe_getattr(obj, name, *defargs)
|
|
|
|
|
|
def merge_autodoc_default_flags(app, config):
|
|
# type: (Sphinx, Config) -> None
|
|
"""This merges the autodoc_default_flags to autodoc_default_options."""
|
|
if not config.autodoc_default_flags:
|
|
return
|
|
|
|
# Note: this option will be removed in Sphinx-4.0. But I marked this as
|
|
# RemovedInSphinx *30* Warning because we have to emit warnings for users
|
|
# who will be still in use with Sphinx-3.x. So we should replace this by
|
|
# logger.warning() on 3.0.0 release.
|
|
warnings.warn('autodoc_default_flags is now deprecated. '
|
|
'Please use autodoc_default_options instead.',
|
|
RemovedInSphinx30Warning)
|
|
|
|
for option in config.autodoc_default_flags:
|
|
if isinstance(option, string_types):
|
|
config.autodoc_default_options[option] = None
|
|
else:
|
|
logger.warning(
|
|
__("Ignoring invalid option in autodoc_default_flags: %r"),
|
|
option, type='autodoc'
|
|
)
|
|
|
|
|
|
def setup(app):
|
|
# type: (Sphinx) -> Dict[unicode, Any]
|
|
app.add_autodocumenter(ModuleDocumenter)
|
|
app.add_autodocumenter(ClassDocumenter)
|
|
app.add_autodocumenter(ExceptionDocumenter)
|
|
app.add_autodocumenter(DataDocumenter)
|
|
app.add_autodocumenter(FunctionDocumenter)
|
|
app.add_autodocumenter(MethodDocumenter)
|
|
app.add_autodocumenter(AttributeDocumenter)
|
|
app.add_autodocumenter(InstanceAttributeDocumenter)
|
|
|
|
app.add_config_value('autoclass_content', 'class', True)
|
|
app.add_config_value('autodoc_member_order', 'alphabetic', True)
|
|
app.add_config_value('autodoc_default_flags', [], True)
|
|
app.add_config_value('autodoc_default_options', {}, True)
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app.add_config_value('autodoc_docstring_signature', True, True)
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app.add_config_value('autodoc_mock_imports', [], True)
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|
app.add_config_value('autodoc_warningiserror', True, True)
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|
app.add_config_value('autodoc_inherit_docstrings', True, True)
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|
app.add_event('autodoc-process-docstring')
|
|
app.add_event('autodoc-process-signature')
|
|
app.add_event('autodoc-skip-member')
|
|
|
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app.connect('config-inited', merge_autodoc_default_flags)
|
|
|
|
return {'version': sphinx.__display_version__, 'parallel_read_safe': True}
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