nted for all pipelines (downloading, saving, running on a particular device, etc.).  __call__  < source > ( class_labels: List guidance_scale: float = 4.0 generator: Union = None num_inference_steps: int = 50 output_type: Optional = 'pil' return_dict: bool = True  ) → ImagePipelineOutput or tuple  Parameters   class_labels (List[int]) —
List of ImageNet class labels for the images to be generated.   guidance_scale (float, optional, defaults to 