Added debug code for environment variables

app.py

@@ -51,6 +51,10 @@ def process_query(query):
 @app.route('/query', methods=['POST'])
 def process_request():
 
+    # Debugging...
+    for name, value in os.environ.items():
+        print("{0}: {1}".format(name, value))
+
     # try:
     data = request.get_json()
     user_input = data['query']