code: def test_initialize_with_invalid_model(self, mock_check_valid_model):
      model = "invalid_model"
      generation_kwargs = {"n": 1}
      stop_words = ["stop"]
      streaming_callback = None
  
      mock_check_valid_model.side_effect = ValueError(
          "Invalid model path or url"
      )
  
      with pytest.raises(ValueError):
          HuggingFaceTGIGenerator(
              model=model,
              generation_kwargs=generation_kwargs,
              stop_words=stop_words,
              streaming_callback=streaming_callback,
          )
  
imports: from unittest.mock import patch, MagicMock, Mock
  import pytest
  from huggingface_hub.inference._text_generation import TextGenerationStreamResponse, Token, StreamDetails, FinishReason
  from huggingface_hub.utils import RepositoryNotFoundError
  from haystack.components.generators import HuggingFaceTGIGenerator
  from haystack.dataclasses import StreamingChunk
label_desc: Use image node_id 8 for calling the TestHuggingFaceTGIGenerator obj's underlying member method code with example usage: obj.test_initialize_with_invalid_model(mock_check_valid_model) without return types