import glob import torch import torchvision from PIL import Image from torchvision.transforms import ToTensor if __name__ == '__main__': imfolder = 'F:\\dlas\\results\\test_diffusion_unet\\imgset5' cols, rows = 10, 5 images = glob.glob(f'{imfolder}/*.png') output = None for r in range(rows): for c in range(cols): im = ToTensor()(Image.open(next(images))) if output is None: c, h, w = im.shape output = torch.zeros(c, h * rows, w * cols) output[:,r*h:(r+1)*h,c*w:(c+1)*w] = im torchvision.utils.save_image(output, "out.png")