code: def _get_thread_id():
      """Get id of current thread, suitable for logging as an unsigned quantity."""
      thread_id = _thread.get_ident()
      return thread_id & _THREAD_ID_MASK
  
imports: import logging
  import os
  import sys
  import _thread
  import time
  import traceback
  from logging import DEBUG
  from logging import ERROR
  from logging import FATAL
  from logging import INFO
  from logging import WARN
  import threading
  from tensorflow.python.util.tf_export import tf_export
label_desc: Use image node_id 22 for calling a global function with example usage: _get_thread_id() and returns: unknown