document.py 文件源码

def _add_anchors(self):
        """
        Add anchors link to h1, h2, h3
        """
        for element in self._html.iter('h1', 'h2', 'h3'):
            if len(element) == 0 and element.attrib.get('id') is not None:
                a = lxml.html.builder.A()
                a.attrib['href'] = "#" + element.attrib.get('id')
                a.text = element.text
                element.text = None
                element.append(a)