code: def _get_current_buffer(self):
      return self._get_buffer(self.current_buffer_index)
  
imports: import torch
  from deepspeed import comm
  from deepspeed.utils.logging import logger
  from deepspeed.runtime.swap_tensor.utils import swap_out_tensors, SwapBuffer
  from deepspeed.accelerator import get_accelerator
label_desc: Use image node_id 17 for calling the AsyncTensorSwapper obj's underlying member method code with example usage: obj._get_current_buffer() and returns: self