code: def initialized():
      """Returns whether the module is initialized."""
      return _test_main_called
  
file_path: tensorflow/tensorflow/python/distribute/multi_process_lib.py
imports: import multiprocessing
  import os
  import platform
  import sys
  import unittest
  from absl import app
  from absl import logging
  from tensorflow.python.eager import test
label_desc: Use image node_id 6 for calling a global function with example usage: initialized() and returns: _test_main_called