Update app.py

app.py

@@ -219,7 +219,7 @@ def respond(message, history, model, temperature, num_calls, use_web_search):
     logging.info(f"Model Used: {model}")
     logging.info(f"Search Type: {'Web Search' if use_web_search else 'PDF Search'}")
 
-   try:
+    try:
         if use_web_search:
             for main_content, sources in get_response_with_search(message, model, num_calls=num_calls, temperature=temperature):
                 response = f"{main_content}\n\n{sources}" if sources else main_content