docs: def replace_bytes(self, m):
          """Replace escapes."""
  
          esc = m.group(0)
          value = esc
          if m.group('special'):
              value = BACK_SLASH_TRANSLATION[esc]
          elif m.group('char'):
              try:
                  value = chr(int(esc[2:], 16))
              except Exception:
                  value = esc
          elif m.group('oct'):
              value = int(esc[1:], 8)
              if value > 255:
                  value -= 256
              value = chr(value)
          return value.replace('\x00', '\n')