code: def release_reserved_buffers(self):
      for id in self.reserved_buffer_ids:
          self.available_buffer_ids.append(id)
      self.reserved_buffer_ids = []
  
imports: import os
  import shutil
  from enum import Enum
  import torch
  from deepspeed import comm
  from deepspeed.ops.aio import AsyncIOBuilder
  from .constants import *
  from .utils import swap_in_tensors, swap_out_tensors, MIN_AIO_BYTES, AIO_ALIGNED_BYTES, print_object, SwapBufferPool
label_desc: Use image node_id 20 for calling the AsyncPartitionedParameterSwapper obj's underlying member method code with example usage: obj.release_reserved_buffers() without return types