text: # -*- coding: utf-8 -*-
  #
  # michael a.g. aïvázis <michael.aivazis@para-sim.com>
  # (c) 1998-2022 all rights reserved
  
  
  # a table with symbolic names for ASCII control characters
  class ASCII:
      """
      Symbolic names for the ASCII control characters
      """
  
  
      # constants
      NUL = "\x00"
      SOH = "\x01"
      STX = "\x02"
      ETX = "\x03"
      EOT = "\x04"
      ENQ = "\x05"
      ACK = "\x06"
      BEL = "\x07"
      BS  = "\x08"
      TAB = "\x09"
      LF  = "\x0a"
      VT  = "\x0b"
      FF  = "\x0c"
      CR  = "\x0d"
      SO  = "\x0e"
      SI  = "\x0f"
      ESC = "\x1b"
      DEL = "\x7f"
  
  
  # end of file
  