Update app.py

app.py

@@ -180,7 +180,7 @@ def respond(
     if search_engine == "Google":
         search_results = google_search(message)
     else:
-        search_results = duckduckgo_search(message)
+        search_results = duckduckgo_search(message, max_results=5)
 
     # Check if we have a FAISS database
     if os.path.exists("faiss_database"):
@@ -231,7 +231,9 @@ def respond(
     sources_section = "\n\nSources:\n" + "\n".join(f"- {source}" for source in sources)
     response += sources_section
 
-    return response
+    # Update history and return
+    history.append((message, response))
+    return history
 
 # Gradio interface
 demo = gr.Blocks()
@@ -262,14 +264,14 @@ with demo:
         respond,
         inputs=[
             message_input,
-            chatbot,
+            gr.State([]),  # Initialize empty history
             temperature,
             top_p,
             repetition_penalty,
             max_tokens,
             search_engine
         ],
-        outputs=chatbot
+        outputs=[chatbot]
     )
     
     clear_button = gr.Button("Clear Cache")