vice num_videos_per_prompt negative_prompt = None prompt_embeds: Optional = None negative_prompt_embeds: Optional = None clip_skip: Optional = None  )   Parameters   prompt (str or List[str], optional) —
prompt to be encoded
device — (torch.device):
torch device   num_videos_per_prompt (int) —
number of images that should be generated per prompt   do_classifier_free_guidance (bool) —
whether to use classifier free guidance or not   negative_pro