import cv2
import numpy as np

img = cv2.imread('#IMAGE_PATH', 0)
img = cv2.medianBlur(img, 5)
ret, thresh =
cv2.threshold(img,0,255,cv2.THRESH_BINARY+cv2.THRESH_OTSU)

canny = cv2.Canny(thresh,100,200)
cv2.imwrite("cannyt.jpg",canny)