code: def index(self):
          '''
          Index funtion.
          '''
  
          self.render('ext_excel/index.html',
                      userinfo=self.userinfo,
  
                      cfg=CMS_CFG,
                      kwd={}, f index(self):
          '''
          Index funtion.
          '''
  
          self.render('ext_excel/index.html',
                      userinfo=self.userinfo,
  
                      cfg=CMS_CFG,
                      kwd={}, )
docs: Index funtion.