torch.LongTensor, optional) —
Pre-computed attention mask to be applied to the negative_prompt_embeds. If not provided, attention
mask will be computed from negative_prompt input argument.   max_new_tokens (int, optional, defaults to None) —
Number of new tokens to generate with the GPT2 language model. If not provided, number of tokens will
be taken from the config of the model.   return_dict (bool, optional, defaults to True) —
Whether or not