Update app.py

app.py

@@ -168,7 +168,7 @@ def run_agent_chat(user_input: str, history: list):
             url = user_input.split()[0] if user_input.startswith("http") else next((w for w in user_input.split() if w.startswith("http")), "")
             request = user_input.replace(url, "").strip() or "Navigate to the URL and describe the page."
         else:
-            url = "https://example.com"
+            url = "[invalid url, do not cite]
             request = user_input
 
         search_request = f"Please go to {url}. {request}"
@@ -195,12 +195,6 @@ def run_agent_chat(user_input: str, history: list):
     except Exception as e:
         logger.error(f"Agent execution failed: {str(e)}")
         return f"Error: {str(e)}", None
-    finally:
-        try:
-            driver.quit()
-            logger.info("Chrome driver closed.")
-        except:
-            logger.warning("Failed to close Chrome driver.")
 
 # Custom Gradio interface
 def process_input(user_input, history):
@@ -214,9 +208,13 @@ if __name__ == "__main__":
     with gr.Blocks() as demo:
         gr.Markdown("# Web Navigation Agent")
         chatbot = gr.Chatbot(label="Chat")
-        msg = gr.Textbox(placeholder="Enter URL and request (e.g., https://github.com/trending Click on Developers)")
+        msg = gr.Textbox(placeholder="Enter URL and request (e.g., [invalid url, do not cite] Click on Developers)")
         btn = gr.Button("Send")
         image = gr.Image(label="Latest Screenshot")
         btn.click(process_input, inputs=[msg, chatbot], outputs=[chatbot, image])
         msg.submit(process_input, inputs=[msg, chatbot], outputs=[chatbot, image])
-    demo.launch()
+    try:
+        demo.launch()
+    except KeyboardInterrupt:
+        driver.quit()
+        logger.info("Chrome driver closed on exit.")