Update BreakSentence.py

Author: v-jasowells

BreakSentence.py

@@ -7,26 +7,23 @@
 # You may need to install requests and uuid.
 # Run: pip install requests uuid
 
-
 import os, requests, uuid, json
 
-# Checks to see if the Translator Text subscription key is available
-# as an environment variable. If you are setting your subscription key as a
-# string, then comment these lines out.
-if 'TRANSLATOR_TEXT_KEY' in os.environ:
-    subscriptionKey = os.environ['TRANSLATOR_TEXT_KEY']
-else:
-    print('Environment variable for TRANSLATOR_TEXT_KEY is not set.')
-    exit()
-# If you want to set your subscription key as a string, uncomment the next line.
-#subscriptionKey = 'put_your_key_here'
+key_var_name = 'TRANSLATOR_TEXT_SUBSCRIPTION_KEY'
+if not key_var_name in os.environ:
+    raise Exception('Please set/export the environment variable: {}'.format(key_var_name))
+subscriptionKey = os.environ[key_var_name]
+
+endpoint_var_name = 'TRANSLATOR_TEXT_ENDPOINT'
+if not endpoint_var_name in os.environ:
+    raise Exception('Please set/export the environment variable: {}'.format(endpoint_var_name))
+endpoint = os.environ[endpoint_var_name]
 
 # If you encounter any issues with the base_url or path, make sure
 # that you are using the latest endpoint: https://docs.microsoft.com/azure/cognitive-services/translator/reference/v3-0-break-sentence
-base_url = 'https://api.cognitive.microsofttranslator.com'
 path = '/breaksentence?api-version=3.0'
 params = '&language=en'
-constructed_url = base_url + path + params
+constructed_url = endpoint + path + params
 
 headers = {
     'Ocp-Apim-Subscription-Key': subscriptionKey,