stitch tiled images using pillow #python

expand_tiled_images.py

from PIL import Image


def expand_tile_pil_img(pil_img):

    blank_image = Image.new("RGB", (pil_img.size[0] * 2, pil_img.size[1] * 2))

    blank_image.paste(pil_img, (0,0))
    blank_image.paste(pil_img, (pil_img.size[0], 0))
    blank_image.paste(pil_img, (0, pil_img.size[1]))
    blank_image.paste(pil_img, (pil_img.size[0], pil_img.size[1]))
    
    return blank_image


imgpath = "/Users/amr/Downloads/example3.png"
pil_img = Image.open(imgpath)

img_expanded = expand_tile_pil_img(pil_img)


img_expanded.save('stitched.png')