code: def save_imager_cache(self):
      self.imager.save_cache()
  
imports: from transformers import AutoTokenizer, AutoModelForSequenceClassification
  import nltk
  import numpy
  import torch
  import os
  import json
  from .None import utils_misc
label_desc: Use image node_id 2 for calling the SummaCZS obj's underlying member method code with example usage: obj.save_imager_cache() without return types