 DiffusionPipeline. Check the 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 > ( prompt: Union = None negative_prompt: str = '' num_inference_steps: int = 20 timesteps: List = None guidance_scale: float = 4.5 num_images_per_prompt: Optional = 1 height: Optional = None width: Optional = None eta: float = 0.0 ge