code: def ascii_mode(enabled=True):
      
      global _backups, _chars, _primary_style, _secondary_style, _ascii_mode
      if not (enabled or _backups) or (enabled and _ascii_mode):
          return
      if enabled:
          _backups = _chars.copy(), _primary_style, _secondary_style
          _chars = {
              "primary": {"selected": "*", "block": "#"},
              "secondary": {"arrow": ">", "left-edge": "|", "right-edge": "|"},
              "plain": {"unselected": "."},
          }
          _primary_style = ()
          _secondary_style = ()
      else:
          _chars, _primary_style, _secondary_style = _backups
      _ascii_mode = enabled
docs: Disables color and switches to an ASCII character set if True.