How to use the pbr.options function in pbr

def run(self):
        option_dict = self.distribution.get_option_dict('pbr')
        if git._git_is_installed():
            git.write_git_changelog(option_dict=option_dict)
            git.generate_authors(option_dict=option_dict)
        tree_index = options.get_boolean_option(option_dict,
                                                'autodoc_tree_index_modules',
                                                'AUTODOC_TREE_INDEX_MODULES')
        auto_index = options.get_boolean_option(option_dict,
                                                'autodoc_index_modules',
                                                'AUTODOC_INDEX_MODULES')
        if not os.getenv('SPHINX_DEBUG'):
            # NOTE(afazekas): These options can be used together,
            # but they do a very similar thing in a different way
            if tree_index:
                self._sphinx_tree()
            if auto_index:
                self.generate_autoindex(
                    set(option_dict.get(
                        "autodoc_exclude_modules",
                        [None, ""])[1].split()))

        # TODO(stephenfin): Deprecate this functionality once we depend on
        # Sphinx 1.6, which includes a similar feature, in g-r
        # https://github.com/sphinx-doc/sphinx/pull/3476

'use the sphinxcontrib-apidoc Sphinx extension instead. '
                   'Refer to the pbr documentation for more information.')
            if warn_opts:
                msg += ' Deprecated options: %s' % list(warn_opts)
            if warn_env:
                msg += ' Deprecated environment variables: %s' % warn_env

            log.warn(msg)

        if git._git_is_installed():
            git.write_git_changelog(option_dict=option_dict)
            git.generate_authors(option_dict=option_dict)
        tree_index = options.get_boolean_option(option_dict,
                                                'autodoc_tree_index_modules',
                                                'AUTODOC_TREE_INDEX_MODULES')
        auto_index = options.get_boolean_option(option_dict,
                                                'autodoc_index_modules',
                                                'AUTODOC_INDEX_MODULES')
        if not os.getenv('SPHINX_DEBUG'):
            # NOTE(afazekas): These options can be used together,
            # but they do a very similar thing in a different way
            if tree_index:
                self._sphinx_tree()
            if auto_index:
                self.generate_autoindex(
                    set(option_dict.get(
                        "autodoc_exclude_modules",
                        [None, ""])[1].split()))

        self.finalize_options()

        is_multibuilder_sphinx = version.SemanticVersion.from_pip_string(

def run(self):
        option_dict = self.distribution.get_option_dict('pbr')
        if git._git_is_installed():
            git.write_git_changelog(option_dict=option_dict)
            git.generate_authors(option_dict=option_dict)
        tree_index = options.get_boolean_option(option_dict,
                                                'autodoc_tree_index_modules',
                                                'AUTODOC_TREE_INDEX_MODULES')
        auto_index = options.get_boolean_option(option_dict,
                                                'autodoc_index_modules',
                                                'AUTODOC_INDEX_MODULES')
        if not os.getenv('SPHINX_DEBUG'):
            # NOTE(afazekas): These options can be used together,
            # but they do a very similar thing in a different way
            if tree_index:
                self._sphinx_tree()
            if auto_index:
                self.generate_autoindex(
                    set(option_dict.get(
                        "autodoc_exclude_modules",
                        [None, ""])[1].split()))

def run(self):
        option_dict = self.distribution.get_option_dict('pbr')
        if git._git_is_installed():
            git.write_git_changelog(option_dict=option_dict)
            git.generate_authors(option_dict=option_dict)
        tree_index = options.get_boolean_option(option_dict,
                                                'autodoc_tree_index_modules',
                                                'AUTODOC_TREE_INDEX_MODULES')
        auto_index = options.get_boolean_option(option_dict,
                                                'autodoc_index_modules',
                                                'AUTODOC_INDEX_MODULES')
        if not os.getenv('SPHINX_DEBUG'):
            # NOTE(afazekas): These options can be used together,
            # but they do a very similar thing in a different way
            if tree_index:
                self._sphinx_tree()
            if auto_index:
                self.generate_autoindex(
                    set(option_dict.get(
                        "autodoc_exclude_modules",
                        [None, ""])[1].split()))

        # TODO(stephenfin): Deprecate this functionality once we depend on
        # Sphinx 1.6, which includes a similar feature, in g-r
        # https://github.com/sphinx-doc/sphinx/pull/3476

def _pip_install(links, requires, root=None, option_dict=dict()):
    if options.get_boolean_option(
            option_dict, 'skip_pip_install', 'SKIP_PIP_INSTALL'):
        return
    cmd = [sys.executable, '-m', 'pip.__init__', 'install']
    if root:
        cmd.append("--root=%s" % root)
    for link in links:
        cmd.append("-f")
        cmd.append(link)

    # NOTE(ociuhandu): popen on Windows does not accept unicode strings
    git._run_shell_command(
        cmd + requires,
        throw_on_error=True, buffer=False, env=dict(PIP_USE_WHEEL=b"true"))

def generate_authors(git_dir=None, dest_dir='.', option_dict=dict()):
    """Create AUTHORS file using git commits."""
    should_skip = options.get_boolean_option(option_dict, 'skip_authors',
                                             'SKIP_GENERATE_AUTHORS')
    if should_skip:
        return
    start = time.time()
    old_authors = os.path.join(dest_dir, 'AUTHORS.in')
    new_authors = os.path.join(dest_dir, 'AUTHORS')
    # If there's already an AUTHORS file and it's not writable, just use it
    if (os.path.exists(new_authors)
            and not os.access(new_authors, os.W_OK)):
        return
    log.info('[pbr] Generating AUTHORS')
    ignore_emails = '(jenkins@review|infra@lists|jenkins@openstack)'
    if git_dir is None:
        git_dir = _get_git_directory()
    if git_dir:
        authors = []

def write_git_changelog(git_dir=None, dest_dir=os.path.curdir,
                        option_dict=None, changelog=None):
    """Write a changelog based on the git changelog."""
    start = time.time()
    if not option_dict:
        option_dict = {}
    should_skip = options.get_boolean_option(option_dict, 'skip_changelog',
                                             'SKIP_WRITE_GIT_CHANGELOG')
    if should_skip:
        return
    if not changelog:
        changelog = _iter_log_oneline(git_dir=git_dir)
        if changelog:
            changelog = _iter_changelog(changelog)
    if not changelog:
        return
    new_changelog = os.path.join(dest_dir, 'ChangeLog')
    # If there's already a ChangeLog and it's not writable, just use it
    if (os.path.exists(new_changelog)
            and not os.access(new_changelog, os.W_OK)):
        log.info('[pbr] ChangeLog not written (file already'
                 ' exists and it is not writeable)')
        return

def add_defaults(self):
        option_dict = self.distribution.get_option_dict('pbr')

        sdist.sdist.add_defaults(self)
        self.filelist.append(self.template)
        self.filelist.append(self.manifest)
        self.filelist.extend(extra_files.get_extra_files())
        should_skip = options.get_boolean_option(option_dict, 'skip_git_sdist',
                                                 'SKIP_GIT_SDIST')
        if not should_skip:
            rcfiles = git._find_git_files()
            if rcfiles:
                self.filelist.extend(rcfiles)
        elif os.path.exists(self.manifest):
            self.read_manifest()
        ei_cmd = self.get_finalized_command('egg_info')
        self._add_pbr_defaults()
        self.filelist.include_pattern("*", prefix=ei_cmd.egg_info)

def generate_authors(git_dir=None, dest_dir='.', option_dict=dict()):
    """Create AUTHORS file using git commits."""
    should_skip = options.get_boolean_option(option_dict, 'skip_authors',
                                             'SKIP_GENERATE_AUTHORS')
    if should_skip:
        return
    start = time.time()
    old_authors = os.path.join(dest_dir, 'AUTHORS.in')
    new_authors = os.path.join(dest_dir, 'AUTHORS')
    # If there's already an AUTHORS file and it's not writable, just use it
    if (os.path.exists(new_authors)
            and not os.access(new_authors, os.W_OK)):
        return
    log.info('[pbr] Generating AUTHORS')
    ignore_emails = '(jenkins@review|infra@lists|jenkins@openstack)'
    if git_dir is None:
        git_dir = _get_git_directory()
    if git_dir:
        authors = []

def write_git_changelog(git_dir=None, dest_dir=os.path.curdir,
                        option_dict=None, changelog=None):
    """Write a changelog based on the git changelog."""
    start = time.time()
    if not option_dict:
        option_dict = {}
    should_skip = options.get_boolean_option(option_dict, 'skip_changelog',
                                             'SKIP_WRITE_GIT_CHANGELOG')
    if should_skip:
        return
    if not changelog:
        changelog = _iter_log_oneline(git_dir=git_dir)
        if changelog:
            changelog = _iter_changelog(changelog)
    if not changelog:
        return
    new_changelog = os.path.join(dest_dir, 'ChangeLog')
    # If there's already a ChangeLog and it's not writable, just use it
    if (os.path.exists(new_changelog)
            and not os.access(new_changelog, os.W_OK)):
        log.info('[pbr] ChangeLog not written (file already'
                 ' exists and it is not writeable)')
        return