code: def get_frame_info(level=2):
      caller_frame = inspect.stack()[level]
      info = inspect.getframeinfo(caller_frame[0])
      return info.filename + ":" + str(info.lineno) + ": "
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import inspect
  import hashlib
  import filelock
  import errno
  import os
  import sys
  import shutil
  import traceback
label_desc: Use image node_id 1 for calling a global function with example usage: get_frame_info(level) and returns: unknown