], optional) —
Custom timesteps to use for the denoising process. If not defined, equal spaced num_inference_steps
timesteps are used. Must be in descending order.   guidance_scale (float, optional, defaults to 10.0) —
Guidance scale as defined in Classifier-Free Diffusion Guidance.
guidance_scale is defined as w of equation 2. of Imagen
Paper. Guidance scale is enabled by setting guidance_scale > 1. Higher guidance scale encourages to generate