pelines such as Alt Diffusion v1, v2, and Alt Diffusion XL.  encode_prompt  < source > ( prompt device num_images_per_prompt do_classifier_free_guidance negative_prompt = None prompt_embeds: typing.Optional[torch.FloatTensor] = None negative_prompt_embeds: typing.Optional[torch.FloatTensor] = None lora_scale: typing.Optional[float] = None clip_skip: typing.Optional[int] = None  )   Parameters   prompt (str or List[str], optional) —
prompt to be