def snapL(self, L):
    for (i, img) in enumerate(L):
        cv.NamedWindow(('snap-%d' % i), 1)
        cv.ShowImage(('snap-%d' % i), img)
    cv.WaitKey()
    cv.DestroyAllWindows()
def snapL(self, L):
    for (i, img) in enumerate(L):
        cv.NamedWindow(('snap-%d' % i), 1)
        cv.ShowImage(('snap-%d' % i), img)
    cv.WaitKey()
    cv.DestroyAllWindows()