Updated structure and libraries

Author: wiazur

python/Vision/ComputerVision2.1.py

@@ -2,37 +2,38 @@
 # Licensed under the MIT License.
 
 import json
-import os 
-from pprint import pprint
 import requests
+import os
+from pprint import pprint
 
 '''
-This sample makes a call to the Computer Vision API with a URL image query to analyze an image,
-and then returns user input parameter data like category, description, and color.
-API: https://westus.dev.cognitive.microsoft.com/docs/services/5adf991815e1060e6355ad44/operations/587f2c6a154055056008f200
+This sample makes a call to the Face API with a URL image query
+to detect faces and features in an image.
+Face API: https://westus.dev.cognitive.microsoft.com/docs/services/563879b61984550e40cbbe8d/operations/563879b61984550f30395236
 '''
 
-# Add your Computer Vision subscription key and endpoint to your environment variables.
-subscription_key = os.environ['COMPUTER_VISION_SUBSCRIPTION_KEY']
-endpoint = os.environ['COMPUTER_VISION_ENDPOINT'] + "/vision/v2.1/analyze"
+# Add your Face subscription key and endpoint to your environment variables.
+subscription_key = os.environ['FACE_SUBSCRIPTION_KEY']
+endpoint = os.environ['FACE_ENDPOINT'] + '/face/v1.0/detect'
 
 # Request headers.
 headers = {
     'Content-Type': 'application/json',
     'Ocp-Apim-Subscription-Key': subscription_key,
 }
 
-# Request parameters. All of them are optional.
+# Request parameters.
 params = {
-    'visualFeatures': 'Categories,Description,Color',
-    'language': 'en',
+    'returnFaceId': 'true',
+    'returnFaceLandmarks': 'false',
+    'returnFaceAttributes': 'age,gender,headPose,smile,facialHair,glasses,emotion,hair,makeup,occlusion,accessories,blur,exposure,noise',
 }
 
-# Any image with objects will work.
-body = {'url': 'https://raw.githubusercontent.com/Azure-Samples/cognitive-services-sample-data-files/master/ComputerVision/Images/objects.jpg'}
+# The URL of a JPEG image of faces to analyze.
+body = {'url': 'https://raw.githubusercontent.com/Azure-Samples/cognitive-services-sample-data-files/master/Face/images/test-image-person-group.jpg'}
 
-# Call the API.
 try:
+    # Call API. 
     response = requests.post(endpoint, headers=headers, params=params, json=body)
     response.raise_for_status()
 
@@ -41,5 +42,7 @@
 
     print("\nJSON Response:\n")
     pprint(response.json())
-except Exception as ex:
-    raise ex
+
+except Exception as e:
+    print('Error:')
+    print(e)