code: def setup_model(self):
      config = self.config.clone()
      with UpdateConfig(config):
          config.model.input_dim = self.collate_fn_test.feature_size
          config.model.output_dim = self.collate_fn_test.vocab_size
  
      self.model = U2Model.from_config(config.model)
  
file_path: PaddleHub/modules/audio/asr/u2_conformer_aishell/u2_conformer_tester.py
imports: import os
  import sys
  import paddle
  from deepspeech.frontend.featurizer.text_featurizer import TextFeaturizer
  from deepspeech.io.collator import SpeechCollator
  from deepspeech.models.u2 import U2Model
  from deepspeech.utils import mp_tools
  from deepspeech.utils.utility import UpdateConfig
label_desc: Use image node_id 3 for calling the U2ConformerTester obj's underlying member method code with example usage: obj.setup_model() without return types