code: def __init__(self, path, length, offset):
      self.path = path
      self.offset = offset
      self.length = length
  
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
label_desc: Use image node_id 1 to create a new FlattenedTensorSwapInfo object from inherited base classes: object with example: obj = FlattenedTensorSwapInfo(path, length, offset)