code: def tradepileDelete(self, trade_id):  # item_id instead of trade_id?
          
          method = 'DELETE'
          url = 'trade/%s' % trade_id
  
          self.__request__(method, url)  # returns nothing
          # TODO: validate status code
          return True
docs: Remove card from tradepile.
  
          :params trade_id: Trade id.