code: def test_constructor_pretrained(self):
      # Check to/from config_dict:
      cfg = ASRModel.from_pretrained(
          "stt_en_citrinet_256", map_location="cpu", return_config=True
      )
      adapter_metadata = get_registered_adapter(cfg.encoder._target_)
      if adapter_metadata is not None:
          cfg.encoder._target_ = adapter_metadata.adapter_class_path
      model = ASRModel.from_pretrained(
          "stt_en_citrinet_256", override_config_path=cfg
      )
  
      assert isinstance(model, AdapterModuleMixin)
      assert hasattr(model, "encoder")
      assert isinstance(model.encoder, AdapterModuleMixin)
  
      model.add_adapter(
          "adapter_0",
          cfg=get_adapter_cfg(
              in_features=cfg.encoder.jasper[0].filters, dim=5
          ),
      )
      assert model.is_adapter_available()
  
      model.freeze()
      model.unfreeze_enabled_adapters()
      assert model.num_weights < 1e5
  
imports: import pytest
  import torch
  from omegaconf import DictConfig, ListConfig, OmegaConf
  from nemo.collections.asr.models import ASRModel, EncDecCTCModel, EncDecRNNTModel
  from nemo.collections.asr.parts.submodules.adapters import multi_head_attention_adapter_module
  from nemo.collections.asr.parts.utils import adapter_utils
  from nemo.collections.common.parts import adapter_modules
  from nemo.core.classes.mixins.access_mixins import AccessMixin
  from nemo.core.classes.mixins.adapter_mixins import AdapterModuleMixin, get_registered_adapter
  from nemo.core.utils import numba_utils
  from nemo.core.utils.numba_utils import __NUMBA_MINIMUM_VERSION__
  from nemo.utils import config_utils, model_utils
label_desc: Use image node_id 19 for calling the TestASRAdapterMixin obj's underlying member method code with example usage: obj.test_constructor_pretrained() without return types