e superclass documentation for the generic methods the
library implements for all the pipelines (such as downloading or saving, running on a particular device, etc.)  __call__  < source > ( image_embeddings: Union prompt: Union = None num_inference_steps: int = 12 timesteps: Optional = None guidance_scale: float = 0.0 negative_prompt: Union = None num_images_per_prompt: int = 1 generator: Union = None latents: Optional = None output_type: Optio