Update app.py

app.py

@@ -11,11 +11,14 @@ import chainlit as cl
 # Load environment variables from .env file
 
 api_key = os.getenv('OPENAI_API_KEY')
+print(f"api key is {api_key}")
 
 @cl.on_chat_start
 async def start_llm():
+    print("Initializing llm...")
     llm = ChatOpenAI(model='gpt-4o-mini',
                  temperature=0.5, api_key = api_key)
+    print("llm initialized!")
     conversation_memory = ConversationBufferMemory(memory_key="chat_history",
                                                    max_len=50,
                                                    return_messages=True,