Update app.py

app.py

@@ -36,7 +36,7 @@ def chat_interface(user_input):
 
     response = generate_response(messages)
     chat_metadata.append({"role":"user"})
-    chat_history.append(input_text)
+    chat_history.append(user_input)
     chat_metadata.append({"role":"assistant"})
     chat_history.append(response.content)
     current_id += 1
@@ -48,7 +48,7 @@ def chat_interface(user_input):
         metadatas=chat_metadata,
         ids=history_ids
     )
-    return response
+    return response.content
 
 def main():
     interface = gr.Interface(fn=chat_interface, inputs="text", outputs="text", title="Chatbot Interface")