old_contents: # import the necessary packages
  import requests
  import cv2
  
  # define the URL to our face detection API
  url = "http://localhost:8000/face_detection/detect/"
  
  # use our face detection API to find faces in images via image URL
  image = cv2.imread("obama.jpg")
  payload = {"url": "http://www.pyimagesearch.com/wp-content/uploads/2015/05/obama.jpg"}
  r = requests.post(url, data=payload).json()
  print "obama.jpg: {}".format(r)
  
  # loop over the faces and draw them on the image
  for (startX, startY, endX, endY) in r["faces"]:
  	cv2.rectangle(image, (startX, startY), (endX, endY), (0, 255, 0), 2)
  
  # show the output image
  cv2.imshow("obama.jpg", image)
  cv2.waitKey(0)
  
  # load our image and now use the face detection API to find faces in
  # images by uploading an image directly
  image = cv2.imread("adrian.jpg")
  payload = {"image": open("adrian.jpg", "rb")}
  r = requests.post(url, files=payload).json()
  print "adrian.jpg: {}".format(r)
  
  # loop over the faces and draw them on the image
  for (startX, startY, endX, endY) in r["faces"]:
  	cv2.rectangle(image, (startX, startY), (endX, endY), (0, 255, 0), 2)
  
  # show the output image
  cv2.imshow("adrian.jpg", image)
  cv2.waitKey(0)
new_contents: # import the necessary packages
  import requests
  import cv2
  
  # define the URL to our face detection API
  url = "http://localhost:8000/face_detection/detect/"
  
  # use our face detection API to find faces in images via image URL
  image = cv2.imread("obama.jpg")
  payload = {"url": "http://www.pyimagesearch.com/wp-content/uploads/2015/05/obama.jpg"}
  r = requests.post(url, data=payload).json()
  print "obama.jpg: {}".format(r)
  
  # loop over the faces and draw them on the image
  for (startX, startY, endX, endY) in r["faces"]:
      cv2.rectangle(image, (startX, startY), (endX, endY), (0, 255, 0), 2)
  
  # show the output image
  cv2.imshow("obama.jpg", image)
  cv2.waitKey(0)
  
  # load our image and now use the face detection API to find faces in
  # images by uploading an image directly
  image = cv2.imread("adrian.jpg")
  payload = {"image": open("adrian.jpg", "rb")}
  r = requests.post(url, files=payload).json()
  print "adrian.jpg: {}".format(r)
  
  # loop over the faces and draw them on the image
  for (startX, startY, endX, endY) in r["faces"]:
      cv2.rectangle(image, (startX, startY), (endX, endY), (0, 255, 0), 2)
  
  # show the output image
  cv2.imshow("adrian.jpg", image)
  cv2.waitKey(0)
  
subject: reformat file for indents