code: def close(self, tid, close_reason, session):
          '''taobao.trade.close 卖家关闭一笔交易
          
          关闭一笔订单，可以是主订单或子订单。'''
          request = TOPRequest('taobao.trade.close')
          request['tid'] = tid
          request['close_reason'] = close_reason
          self.create(self.execute(request, session)['trade'])
          return self close(self, tid, close_reason, session):
          '''taobao.trade.close 卖家关闭一笔交易
          
          关闭一笔订单，可以是主订单或子订单。'''
          request = TOPRequest('taobao.trade.close')
          request['tid'] = tid
          request['close_reason'] = close_reason
          self.create(self.execute(request, session)['trade'])
          return self
docs: taobao.trade.close 卖家关闭一笔交易
          
          关闭一笔订单，可以是主订单或子订单。