code: def link_text(self):
          
          s = ''
          links_node = self.metadata.find('links')
          if links_node is None:
              return s
          links = links_node.getchildren()
          if links is None:
              return s
          s += 'IOC Links\n'
          for link in links:
              rel = link.attrib.get('rel', 'No Rel')
              href = link.attrib.get('href')
              text = link.text
              lt = '{rel}{href}: {text}\n'.format(rel=rel,
                                                  href=' @ {}'.format(href) if href else '',
                                                  text=text)
              s += lt
          return s
docs: Get a text represention of the links node.
  
          :return: