ted from prompt input argument.   negative_prompt_embeds (torch.FloatTensor, optional) —
Pre-computed negative text embeddings from the Flan T5 model. Can be used to easily tweak text inputs,
e.g. prompt weighting. If not provided, negative_prompt_embeds will be computed from
negative_prompt input argument.   generated_prompt_embeds (torch.FloatTensor, optional) —
Pre-generated text embeddings from the GPT2 langauge model. Can be used to easily