code: def test_repo_not_found(self):
      with self.assertRaisesRegex(
          EnvironmentError,
          "bert-base is not a local folder and is not a valid model identifier",
      ):
          _ = AutoModel.from_pretrained("bert-base")
  
imports: import copy
  import sys
  import tempfile
  import unittest
  from collections import OrderedDict
  from pathlib import Path
  import pytest
  import transformers
  from transformers import BertConfig, GPT2Model, is_safetensors_available, is_torch_available
  from transformers.models.auto.configuration_auto import CONFIG_MAPPING
  from transformers.testing_utils import DUMMY_UNKNOWN_IDENTIFIER, SMALL_MODEL_IDENTIFIER, RequestCounter, require_torch, slow
  from ..bert.test_modeling_bert import BertModelTester
  from test_module.custom_configuration import CustomConfig
label_desc: Use image node_id 22 for calling the AutoModelTest obj's underlying member method code with example usage: obj.test_repo_not_found() without return types