def __init__(self, model_name: str) -> None:
        """Initialize the Ollama backend.

        Args:
            model_name (str): Name of the Ollama model to use
        """
        self.model_name: str = model_name
        self._ref_images_encoded: list[str] = []
Initialize the Ollama backend.

        Args:
            model_name (str): Name of the Ollama model to use
        
src/anomalib/models/image/vlm_ad/backends/ollama.py