Update app.py

app.py

@@ -55,16 +55,32 @@ def chatbot_interface(question: str) -> str:
     except Exception as e:
         return f"Error: {e}"
 
-# Gradio UI
+# Task 4: Gradio UI
+
+
+def chatbot_interface(question: str) -> str:
+    """
+    Processes a question through the Chatbot and returns the response for Gradio.
+    
+    Args:
+        question (str): User input question.
+    
+    Returns:
+        str: Chatbot response with answer and sources.
+    """
+    if not question.strip():
+        return "Please enter a question."
+    return chatbot.ask(question)
+
+# Create Gradio interface
 interface = gr.Interface(
     fn=chatbot_interface,
-    inputs=gr.Textbox(label="Enter your question"),
+    inputs=gr.Textbox(label="Enter your question", placeholder="e.g., What is Artificial Intelligence?"),
     outputs=gr.Textbox(label="Response"),
     title="RAG Chatbot",
-    description="Ask questions about AI, ChatBots, NLP, and more.",
+    description="Ask questions about AI, chatbots,RAG",
     theme="default"
 )
 
 # Launch the interface
-interface.launch()
-
+interface.launch(share=True)