import cv2
import numpy as np

faceCascade = cv2.CascadeClassifier('opencv/Resoults/haarcascade_frontalface_default.xml')
img = cv2.imread("opencv/Photos/gates.jpg")
imgGray = cv2.cvtColor(img, cv2.COLOR_BGR2GRAY)

faces = faceCascade.detectMultiScale(imgGray, 1.1, 4)

for (x, y, w, h) in faces:
    cv2.rectangle(img, (x, y), (x+w, y+h), (255, 0, 0), 2)

cv2.imshow("Result",img)

cv2.waitKey(0)