code: def render(self, obj):
          
          self.obj = obj
          attrs = ' '.join([
              '%s="%s"' % (attr_name, attr.resolve(obj))
              if isinstance(attr, Accessor)
              else '%s="%s"' % (attr_name, attr)
              for attr_name, attr in self.attrs.items()
          ])
          return mark_safe(u'<a %s>%s</a>' % (attrs, self.text))
docs: Render link as HTML output tag <a>.