Update app.py

app.py

@@ -120,14 +120,8 @@ async def on_chat_start():
         | RunnablePassthrough.assign(context=itemgetter("context"))
         | chat_prompt | chat_model
     )
-    def measure_embedding_time(docs):
-        start_time = time.time()
-        vectorstore.add_documents(docs)
-        elapsed_time = time.time() - start_time
-        print(f"{str(docs)} took {elapsed_time:.2f} seconds")
-    
-    # Let the user know that the system is ready
-    msg.content = measure_embedding_time(docs)
+
+    msg.content = f"Processing `{file.name}` done. You can now ask questions!"
     await msg.update()
 
     cl.user_session.set("chain", retrieval_augmented_qa_chain)