text: import numpy as np
  import matplotlib.pyplot as plt
  import sys
  import cv2
  
  
  
  
  img = cv2.imread('/Lec3/car.jpg',0)
  """plt.imshow(img2,cmap = 'img')
  plt.show()"""
  
  gen = cv2.Laplacian(img, cv2.CV_8U)
  
  gen = np.abs(gen)
  
  plt.imshow(gen,cmap='img')
  plt.show()
  
  