new_contents: from __future__ import print_function
  from google.cloud import vision
  client = vision.Client()
  image = client.image(source_uri='gs://gracewan-images-bucket/selfie.png')
  landmarks = image.detect_landmarks(limit=5)
  for i, landmark in enumerate(landmarks):
      print('Landmark {0}:'.format(i+1))
      print(landmark.description+'\n'+str(landmark.locations[0].latitude)+'\n'+str(landmark.locations[0].longitude)+'\n'+str(landmark.score)+'\n')
  
subject: Add landmark_detection.py