__init__.py 文件源码

def visit_footnote(self, node):
        try:
            backref = node['backrefs'][0]
        except IndexError:
            backref = node['ids'][0] # no backref, use self-ref instead
        if self.docutils_footnotes:
            self.fallbacks['footnotes'] = PreambleCmds.footnotes
            num = node[0].astext()
            if self.settings.footnote_references == 'brackets':
                num = '[%s]' % num
            self.out.append('%%\n\\DUfootnotetext{%s}{%s}{%s}{' %
                            (node['ids'][0], backref, self.encode(num)))
            if node['ids'] == node['names']:
                self.out += self.ids_to_labels(node)
            # mask newline to prevent spurious whitespace if paragraph follows:
            if node[1:] and isinstance(node[1], nodes.paragraph):
                self.out.append('%')
        ## else:  # TODO: "real" LaTeX \footnote{}s