Update app.py

app.py

@@ -5,7 +5,7 @@ from langchain_core.runnables import RunnableConfig
 from langchain_teddynote.messages import random_uuid
 from langchain_core.messages import BaseMessage, HumanMessage
 from pprint import pprint
-from graph import app
+from graph import app as workflow
 
 def format_namespace(namespace):
     return namespace[-1].split(":")[0] if len(namespace) > 0 else "root graph"
@@ -16,7 +16,7 @@ def generate_response(message, history):
         }
     node_names = []
     response = []
-    for namespace, chunk in app.stream(
+    for namespace, chunk in workflow.stream(
             inputs,
             stream_mode="updates", subgraphs=True
         ):