new_contents: 
  from BasicSpiderConfig import ExRule
  
  class Config:
  
      list_css_rules = { 
          '.cell.item': {
              'title': '.item_title a::text',
              'node': '.node::text',
              'author': '.node+ strong a::text',
              'reply_count': '.count_livid::text'
          }   
      }
  
      ex_rule = ExRule('http://www.v2ex.com/$', list_css_rules=list_css_rules)
  
      name='v2ex'
      allowed_domains=['www.v2ex.com']
      start_urls=['http://www.v2ex.com/']
      ex_rules = [ex_rule]
      follow = False
  
  
subject: add pandatv