text: # import the necessary packages
  from picamera.array import PiRGBArray
  from picamera import PiCamera
  import time
  import cv2
  # initialize the camera and grab a reference to the raw camera capture
  camera = PiCamera()
  camera.resolution = (640, 480)
  camera.framerate = 32
  rawCapture = PiRGBArray(camera, size=(640, 480))
  # allow the camera to warmup
  time.sleep(0.1)
  # capture frames from the camera
  for frame in camera.capture_continuous(rawCapture, format="bgr", use_video_port=True):
  	# grab the raw NumPy array representing the image, then initialize the timestamp
  	# and occupied/unoccupied text
  	image = frame.array
  	# show the frame
  	cv2.imshow("Frame", image)
  	key = cv2.waitKey(1) & 0xFF
  	# clear the stream in preparation for the next frame
  	rawCapture.truncate(0)
  	# if the `q` key was pressed, break from the loop
  	if key == ord("q"):
  		break
  
  
  
  