import cv2
import datetime
import time
cap = cv2.VideoCapture(0)
while(1):
    times = datetime.datetime.now()

    # get a frame
    ret, frame = cap.read()
    # show a frame
    #cv2.imshow("capture", frame)

    loca="/home/u/pic/"+str(times.year)+str(times.month)+str(times.day)+str(times.hour)+str(times.minute)+str(times.secon$    print(loca)
    cv2.imwrite(loca, frame)
    time.sleep(1)
cv2.destroyAllWindows()