guidance_scale > 1. Higher guidance scale encourages to generate images that are closely linked to the text prompt,
usually at the expense of lower image quality.   Returns 
KandinskyPriorPipelineOutput or tuple
    Function invoked when using the prior pipeline for interpolation.  Examples:   Copied >>> from diffusers import KandinskyPriorPipeline, KandinskyPipeline
>>> from diffusers.utils import load_image
>>> import PIL

>>> import torch
>>