 generate images that are closely linked to the text prompt,
usually at the expense of lower image quality.   num_images_per_prompt (int, optional, defaults to 1) —
The number of images to generate per prompt.   height (int, optional, defaults to self.unet.config.sample_size) —
The height in pixels of the generated image.   width (int, optional, defaults to self.unet.config.sample_size) —
The width in pixels of the generated image.   eta (float