__init__.py 文件源码

def footnote_backrefs(self, node):
        backlinks = []
        backrefs = node['backrefs']
        if self.settings.footnote_backlinks and backrefs:
            if len(backrefs) == 1:
                self.context.append('')
                self.context.append('</a>')
                self.context.append('<a class="fn-backref" href="#%s">'
                                    % backrefs[0])
            else:
                # Python 2.4 fails with enumerate(backrefs, 1)
                for (i, backref) in enumerate(backrefs):
                    backlinks.append('<a class="fn-backref" href="#%s">%s</a>'
                                     % (backref, i+1))
                self.context.append('<em>(%s)</em> ' % ', '.join(backlinks))
                self.context += ['', '']
        else:
            self.context.append('')
            self.context += ['', '']
        # If the node does not only consist of a label.
        if len(node) > 1:
            # If there are preceding backlinks, we do not set class
            # 'first', because we need to retain the top-margin.
            if not backlinks:
                node[1]['classes'].append('first')
            node[-1]['classes'].append('last')