code: def _info_on_master(self, *args, **kwargs):
      if dist.get_rank() == 0:
          self.info(*args, **kwargs)
  
file_path: audio/examples/source_separation/utils/dist_utils.py
imports: import csv
  import logging
  import os
  import types
  import torch
  import torch.distributed
label_desc: Use image node_id 1 for calling a global function with example usage: _info_on_master() without return types