Add Image Moderation sample

Author: lmazuel

samples/vision/content_moderator_image_moderation_samples.py

@@ -0,0 +1,71 @@
+import os.path
+from pprint import pprint
+import time
+
+from azure.cognitiveservices.vision.contentmoderator import ContentModeratorClient
+from azure.cognitiveservices.vision.contentmoderator.models import (
+    APIErrorException,
+    Evaluate,
+    OCR,
+    FoundFaces
+)
+from msrest.authentication import CognitiveServicesCredentials
+
+SUBSCRIPTION_KEY_ENV_NAME = "CONTENTMODERATOR_SUBSCRIPTION_KEY"
+CONTENTMODERATOR_LOCATION = os.environ.get("CONTENTMODERATOR_LOCATION", "westcentralus")
+
+IMAGE_LIST = [
+    "https://moderatorsampleimages.blob.core.windows.net/samples/sample2.jpg",
+    "https://moderatorsampleimages.blob.core.windows.net/samples/sample5.png"
+]
+
+def image_moderation(subscription_key):
+    """ImageModeration.
+
+    This will review an image using workflow and job.
+    """
+    
+    client = ContentModeratorClient(
+        CONTENTMODERATOR_LOCATION+'.api.cognitive.microsoft.com',
+        CognitiveServicesCredentials(subscription_key)
+    )
+    
+    for image_url in IMAGE_LIST:
+        print("\nEvaluate image {}".format(image_url))
+
+        print("\nEvaluate for adult and racy content.")
+        evaluation = client.image_moderation.evaluate_url_input(
+            "application/json",
+            data_representation="URL",
+            value=image_url,
+            cache_image=True,
+        )
+        assert isinstance(evaluation, Evaluate)
+        pprint(evaluation.as_dict())
+
+        print("\nDetect and extract text.")
+        evaluation = client.image_moderation.ocr_url_input(
+            "eng",
+            "application/json",
+            data_representation="URL",
+            value=image_url,
+            cache_image=True,
+        )
+        assert isinstance(evaluation, OCR)
+        pprint(evaluation.as_dict())
+
+        print("\nDetect faces.")
+        evaluation = client.image_moderation.find_faces_url_input(
+            "application/json",
+            data_representation="URL",
+            value=image_url,
+            cache_image=True,
+        )
+        assert isinstance(evaluation, FoundFaces)
+        pprint(evaluation.as_dict())
+
+if __name__ == "__main__":
+    import sys, os.path
+    sys.path.append(os.path.abspath(os.path.join(__file__, "..", "..")))
+    from tools import execute_samples
+    execute_samples(globals(), SUBSCRIPTION_KEY_ENV_NAME)