code: def execute_pickled_fn(ra, queue):
      pickle.loads(ra)(queue)
  
file_path: agents/tf_agents/system/multiprocessing_test.py
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import pickle
  from tf_agents.system import system_multiprocessing
  from tf_agents.utils import test_utils
label_desc: Use image node_id 2 for calling a global function with example usage: execute_pickled_fn(ra, queue) without return types