code: def sort_by_column_numeric(self):
      from operator import itemgetter
  
      xp = self.x + self.win_x
      self.data = sorted(
          self.data,
          key=lambda x: self.float_key(itemgetter(xp)(x), float("inf")),
      )
  
imports: import curses
  import logging
  from tabview import tabview
label_desc: Use image node_id 13 for calling the Viewer obj's underlying member method code with example usage: obj.sort_by_column_numeric() without return types