code: def get_dist_group():
      """
      Find the default pytorch distributed group.
  
      Used within FSDP to mark which workers are participating. Important to manually call
      this because FSDP will cache old groups, but our test suite will instantiate new
      groups per test.
      """
      from torch.distributed.distributed_c10d import _get_default_group
  
      return _get_default_group()
  
file_path: ParlAI/parlai/utils/distributed.py
imports: import builtins
  import copy
  import os
  import pickle
  import contextlib
  import subprocess
  import socket
  import parlai.utils.logging
label_desc: Use image node_id 10 for calling a global function with example usage: get_dist_group() and returns: _get_default_group