cut image in half using PIL code example

Example 1: pil crop image

im = Image.open('image.jpg') 
im = im.crop((left, top, right, bottom))  # coordinates of the crop

Example 2: crop image python

import cv2
img = cv2.imread("lenna.png")
crop_img = img[y:y+h, x:x+w]
cv2.imshow("cropped", crop_img)
cv2.waitKey(0)