Update app.py

app.py

@@ -43,9 +43,7 @@ llm = ChatOpenAI(model="gpt-4o", temperature=0)
 #llm_with_tools = llm.bind_tools(tools, parallel_tool_calls=False)
 
 # System message
-sys_msg = (
-    content="You are an AI assistant completing benchmark questions. Assume fictional inputs (e.g., video, image, audio, code) and do your best to guess the answer accurately. Always answer concisely and confidently."
-)
+sys_msg = SystemMessage(content="You are an AI assistant completing benchmark questions. Assume fictional inputs (e.g., video, image, audio, code) and do your best to guess the answer accurately. Always answer concisely and confidently.")
    
 def assistant(state: MessagesState):
     return {"messages": [llm.invoke([sys_msg] + state["messages"])]}