code: def get_local_stage_global_ranks(self) -> List[int]:
      return self._local_stage_ranks
  
imports: import threading
  from typing import List
  import torch.distributed
  from torch.distributed import rpc
  from colossalai.legacy.tensor import ProcessGroup
label_desc: Use image node_id 19 for calling the PipelineProcessGroup obj's underlying member method code with example usage: obj.get_local_stage_global_ranks() and returns: self