code: def get_rank():
      if not is_distributed():
          return 0
      return dist.get_rank()
  
file_path: gluonts/src/gluonts/nursery/daf/tslib/engine/distributed.py
imports: from typing import Optional
  import os
  import torch
  from torch import Tensor
  from torch import distributed
label_desc: Use image node_id 3 for calling a global function with example usage: get_rank() and returns: dist, int