code: def _init_tasklet(b):
      global aio_barrier
      aio_barrier = b
  
file_path: DeepSpeed/csrc/aio/py_test/ds_aio_basic.py
imports: import torch
  import os
  import time
  from multiprocessing import Pool, Barrier
  from test_ds_aio_utils import report_results, task_log, task_barrier
  from deepspeed.accelerator import get_accelerator
  from deepspeed.ops.op_builder import AsyncIOBuilder
label_desc: Use image node_id 9 for calling a global function with example usage: _init_tasklet(b) without return types