implicit_pasta.py

image = mpimg.imread(IMAGE_LOCATION)

# pasta the first image
h, w, c = image.shape
image = image.reshape(h // 2, 2, w, c)
image = image.transpose(1, 0, 2, 3)
image = np.hstack(image)

# rotate the image
image = image.transpose(1, 0, 2)

# pasta the double image
h, w, c = image.shape
image = image.reshape(h // 2, 2, w, c)
# move the 2 image into the first dimension, and rotate the four images
image = image.transpose(1, 2, 0, 3)
image = np.hstack(image)