code: def get_unpinned_state_tensors(self):
      return [
          t for t in self.tensors if not get_accelerator().is_pinned(t)
      ]
  
imports: import os
  import torch
  from deepspeed import comm
  from deepspeed.utils.logging import logger
  from deepspeed.runtime.swap_tensor.constants import *
  from deepspeed.runtime.swap_tensor.utils import swap_in_tensors, swap_out_tensors, MIN_AIO_BYTES, AIO_ALIGNED_BYTES, get_sized_buffers
  from deepspeed.runtime.swap_tensor.utils import SwapBufferManager, SwapBufferPool
  from deepspeed.accelerator import get_accelerator
label_desc: Use image node_id 13 for calling the OptimizerStateSwapInfo obj's underlying member method code with example usage: obj.get_unpinned_state_tensors() and returns: unknown