fix(VR): temporary fix for detect_face

Author: ehdsouza

examples/visual_recognition_v3.py

@@ -60,6 +60,9 @@
 faces_result = visual_recognition.detect_faces(parameters=json.dumps({'url': test_url}))
 print(json.dumps(faces_result, indent=2))
 
+faces_result = visual_recognition.detect_faces(url=test_url)
+print(json.dumps(faces_result, indent=2))
+
 # print(json.dumps(visual_recognition.delete_classifier(classifier_id='YOUR
 # CLASSIFIER ID'), indent=2))
 

watson_developer_cloud/visual_recognition_v3.py

@@ -212,7 +212,7 @@ def detect_faces(self,
             parameters_tuple = (None, parameters, 'text/plain')
         url_tuple = None
         if url:
-            url_tuple = (None, url, 'text/plain')
+            url_tuple = (None, url)
         url = '/v3/detect_faces'
         response = self.request(
             method='POST',