class_docstr: The buffer to save the interval hidden states and new token for stage to use.
code: def __int__(self):
      self.hidden_states = None
      self.new_token = None
  
imports: import time
  from functools import partial
  from typing import Any, Iterable, Optional, Union
  import torch
  import torch.cuda
  from torch.nn import Module
  from torch.utils._pytree import tree_map
  from colossalai.inference.engine.microbatch_manager import MicroBatchManager, Status
  from colossalai.pipeline.p2p import PipelineP2PCommunication
  from colossalai.pipeline.stage_manager import PipelineStageManager
  from colossalai.utils.device import get_current_device
  from ._utils import get_batch_size, get_micro_batch, model_forward, to_device
  from .base import PipelineSchedule
label_desc: Use image node_id 1 for calling the ActionIntervalBuffer obj's underlying member method code with example usage: obj.__int__() without return types