docs: def getheightwidth(self):
          """ getwidth() -> (int, int)
  
          Return the height and width of the console in characters
          https://groups.google.com/forum/#!msg/comp.lang.python/CpUszNNXUQM/QADpl11Z-nAJ"""
          try:
              return int(os.environ["LINES"]), int(os.environ["COLUMNS"])
          except KeyError:
              height, width = struct.unpack(
                  "hhhh", ioctl(0, termios.TIOCGWINSZ ,"\000"*8))[0:2]
              if not height:
                  return 25, 80
              return height, width