import cv2
import numpy as np
import pandas as pd
import matplotlib.pyplot as plt



img = cv2.imread('test.jpg', 0)
edges = cv2.Canny(img, 100, 200)
plt.subplot(121)
plt.imshow(img, cmap='gray')
plt.title('Original Image:')
plt.xticks([])
plt.yticks([])
plt.subplot(122)
plt.imshow(edges, cmap='gray')
plt.title('Edge Image')
plt.xticks([])
plt.yticks([])
plt.show()