code: def reference_run():
      process_parent()
      process_child(wandb.run)
      wandb.finish()
  
file_path: wandb/tests/functional_tests/t0_main/mp/06-3-share-child-lt-step.py
imports: import io
  import multiprocessing
  from contextlib import redirect_stderr
  import wandb
  import yea
label_desc: Use image node_id 4 for calling a global function with example usage: reference_run() without return types