code: def save(self, out_path):
      if not os.path.exists(out_path):
          os.mkdir(out_path)
      summarizer_path = os.path.join(out_path, "summarizer.pkl")
      encoder_path = os.path.join(out_path, "encoder")
      decoder_path = os.path.join(out_path, "decoder")
      with open(summarizer_path, "wb+") as handle:
          pickle.dump(self, handle, protocol=pickle.HIGHEST_PROTOCOL)
      self.encoder.save_weights(encoder_path, save_format="tf")
      self.decoder.save_weights(decoder_path, save_format="tf")
  
imports: import os
  import pickle
  from typing import Callable, Dict, Union
  import numpy
  import tensorflow
  from headliner.model.basic_model import Encoder, Decoder
  from headliner.model.summarizer import Summarizer
  from headliner.preprocessing.preprocessor import Preprocessor
  from headliner.preprocessing.vectorizer import Vectorizer
label_desc: Use image node_id 7 for calling the BasicSummarizer obj's underlying member method code with example usage: obj.save(out_path) without return types