chore(examples): update urls

Author: apaparazzi0329

examples/assistant_v1.py

@@ -13,7 +13,7 @@
 
 # Authentication via external config like VCAP_SERVICES
 assistant = AssistantV1(version='2018-07-10')
-assistant.set_service_url('https://gateway.watsonplatform.net/assistant/api')
+assistant.set_service_url('https://api.us-south.assistant.watson.cloud.ibm.com')
 
 #########################
 # Workspaces

examples/assistant_v2.py

@@ -6,7 +6,7 @@
 assistant = AssistantV2(
     version='2018-09-20',
     authenticator=authenticator)
-assistant.set_service_url('https://gateway.watsonplatform.net/assistant/api')
+assistant.set_service_url('https://api.us-south.assistant.watson.cloud.ibm.com')
 
 #########################
 # Sessions

examples/compare_comply_v1.py

@@ -8,7 +8,7 @@
 compare_comply = CompareComplyV1(
     version='2018-03-23',
     authenticator=authenticator)
-compare_comply.set_service_url('https://gateway.watsonplatform.net/compare-comply/api')
+compare_comply.set_service_url('https://api.us-south.compare-comply.watson.cloud.ibm.com')
 
 print('Convert to HTML')
 contract = os.path.abspath('resources/contract_A.pdf')

examples/discovery_v1.py

@@ -6,7 +6,7 @@
 discovery = DiscoveryV1(
     version='2018-08-01',
     authenticator=authenticator)
-discovery.set_service_url('https://gateway.watsonplatform.net/discovery/api')
+discovery.set_service_url('https://api.us-south.discovery.watson.cloud.ibm.com')
 
 environments = discovery.list_environments().get_result()
 print(json.dumps(environments, indent=2))

examples/language_translator_v3.py

@@ -7,7 +7,7 @@
 language_translator = LanguageTranslatorV3(
     version='2018-05-01',
     authenticator=authenticator)
-language_translator.set_service_url('https://gateway.watsonplatform.net/language-translator/api')
+language_translator.set_service_url('https://api.us-south.language-translator.watson.cloud.ibm.com')
 
 ## Translate
 translation = language_translator.translate(

examples/natural_language_classifier_v1.py

@@ -6,7 +6,7 @@
 
 authenticator = IAMAuthenticator('your_api_key')
 service = NaturalLanguageClassifierV1(authenticator=authenticator)
-service.set_service_url('https://gateway.watsonplatform.net/natural-language-classifier/api')
+service.set_service_url('https://api.us-south.natural-language-classifier.watson.cloud.ibm.com')
 
 classifiers = service.list_classifiers().get_result()
 print(json.dumps(classifiers, indent=2))

examples/natural_language_understanding_v1.py

@@ -13,7 +13,7 @@
 # Authentication via external config like VCAP_SERVICES
 service = NaturalLanguageUnderstandingV1(
     version='2018-03-16')
-service.set_service_url('https://gateway.watsonplatform.net/natural-language-understanding/api')
+service.set_service_url('https://api.us-south.natural-language-understanding.watson.cloud.ibm.com')
 
 response = service.analyze(
     text='Bruce Banner is the Hulk and Bruce Wayne is BATMAN! '

examples/speaker_text_to_speech.py

@@ -12,7 +12,7 @@
 
 authenticator = IAMAuthenticator('your_api_key')
 service = TextToSpeechV1(authenticator=authenticator)
-service.set_service_url('https://stream.watsonplatform.net/speech-to-text/api')
+service.set_service_url('https://api.us-south.speech-to-text.watson.cloud.ibm.com')
 
 class Play(object):
     """

examples/speech_to_text_v1.py

@@ -7,7 +7,7 @@
 
 authenticator = IAMAuthenticator('your_api_key')
 service = SpeechToTextV1(authenticator=authenticator)
-service.set_service_url('https://stream.watsonplatform.net/speech-to-text/api')
+service.set_service_url('https://api.us-south.speech-to-text.watson.cloud.ibm.com')
 
 models = service.list_models().get_result()
 print(json.dumps(models, indent=2))

examples/text_to_speech_v1.py

@@ -7,7 +7,7 @@
 
 authenticator = IAMAuthenticator('your_api_key')
 service = TextToSpeechV1(authenticator=authenticator)
-service.set_service_url('https://stream.watsonplatform.net/text-to-speech/api')
+service.set_service_url('https://api.us-south.text-to-speech.watson.cloud.ibm.com')
 
 voices = service.list_voices().get_result()
 print(json.dumps(voices, indent=2))