code: def current_device(self):
      return self.hpu.current_device()
  
imports: import os
  import pkgutil
  import importlib
  import torch
  from .abstract_accelerator import DeepSpeedAccelerator
label_desc: Use image node_id 6 for calling the HPU_Accelerator obj's underlying member method code with example usage: obj.current_device() and returns: self