code: def __str__(self):
      return "TT instructions error: %s" % repr(self.error)
  
imports: from __future__ import annotations
  from fontTools.misc.textTools import num2binary, binary2num, readHex, strjoin
  import array
  from io import StringIO
  from typing import List
  import re
  import logging
label_desc: Use image node_id 2 for calling the tt_instructions_error obj's underlying member method code with example usage: obj.__str__() and returns: unknown