Image Description Service

class ImageDescriber:
    """A service that generates descriptions of images using a vision-language model."""

    def __init__(self, model_name: str = "llava-hf/llava-1.5-7b-hf"):
        """
        Initialize the image describer with a vision-language model.

        Args:
            model_name: The name of the vision-language model to use
        """
        pass

    def describe_image(self, image_path: str, prompt: str = "Describe this image.") -> str:
        """
        Generate a text description of a single image.

        Args:
            image_path: Path to the image file
            prompt: The text prompt to accompany the image (default: "Describe this image.")

        Returns:
            A text description of the image

        Raises:
            FileNotFoundError: If the image file does not exist
        """
        pass

    def describe_images(self, image_paths: list[str], prompt: str) -> str:
        """
        Generate a text response analyzing multiple images.

        Args:
            image_paths: List of paths to image files
            prompt: The text prompt to accompany the images

        Returns:
            A text response analyzing the images

        Raises:
            FileNotFoundError: If any image file does not exist
        """
        pass