Update app.py

app.py

@@ -1,8 +1,7 @@
 import gradio as gr
 import os
 from langgraph.graph import StateGraph
-from langgraph.graph.schema import START, END
-from langgraph.prebuilt import MessagesState, create_react_agent
+from langgraph.prebuilt import MessagesState, START, END, create_react_agent
 from langgraph.types import Command
 from langchain_core.messages import HumanMessage
 from langchain_anthropic import ChatAnthropic