code: def render_reverse(self, inst=None, context=None):
          
          rendered = self.render(inst=inst, context=context)
          parts = rendered.split('/')
          # we only prettify URLs for these files
          if parts[-1] in ['index.html', 'index.htm']:
              return ('/'.join(parts[:-1])) + '/'
          return rendered
docs: Renders the reverse URL for this path.