loading textual inversion embeddings load_lora_weights() for loading LoRA weights save_lora_weights() for saving LoRA weights load_ip_adapter() for loading IP Adapters  __call__  < source > ( prompt: Union = None height: Optional = 512 width: Optional = 2048 num_inference_steps: int = 50 guidance_scale: float = 7.5 view_batch_size: int = 1 negative_prompt: Union = None num_images_per_prompt: Optional = 1 eta: float = 0.0 generator: Union = None