parts.py 文件源码

def run(self):
        if not (self.state_machine.match_titles
                or isinstance(self.state_machine.node, nodes.sidebar)):
            raise self.error('The "%s" directive may not be used within '
                             'topics or body elements.' % self.name)
        document = self.state_machine.document
        language = languages.get_language(document.settings.language_code,
                                          document.reporter)
        if self.arguments:
            title_text = self.arguments[0]
            text_nodes, messages = self.state.inline_text(title_text,
                                                          self.lineno)
            title = nodes.title(title_text, '', *text_nodes)
        else:
            messages = []
            if 'local' in self.options:
                title = None
            else:
                title = nodes.title('', language.labels['contents'])
        topic = nodes.topic(classes=['contents'])
        topic['classes'] += self.options.get('class', [])
        # the latex2e writer needs source and line for a warning:
        topic.source, topic.line = self.state_machine.get_source_and_line()
        topic.line -= 1
        if 'local' in self.options:
            topic['classes'].append('local')
        if title:
            name = title.astext()
            topic += title
        else:
            name = language.labels['contents']
        name = nodes.fully_normalize_name(name)
        if not document.has_name(name):
            topic['names'].append(name)
        document.note_implicit_target(topic)
        pending = nodes.pending(parts.Contents, rawsource=self.block_text)
        pending.details.update(self.options)
        document.note_pending(pending)
        topic += pending
        return [topic] + messages