Update app.py

app.py

@@ -4,7 +4,7 @@ import requests
 import inspect
 import pandas as pd
 from langgraph.prebuilt import ToolNode, create_react_agent
-from tools import web_search, parse_excel, ocr_image
+
 
 # from typing import Any, Dict
 # from typing import TypedDict, Annotated
@@ -34,9 +34,11 @@ class AgentState(TypedDict, total=False):
 # --- Constants ---
 DEFAULT_API_URL = "https://agents-course-unit4-scoring.hf.space"
 
+from tools import web_search, parse_excel, ocr_image
+tool_node = ToolNode([ocr_image, parse_excel, web_search])
 
 llm = ChatOpenAI(model_name="gpt-4.1-mini", temperature=0.0)
-tool_node = ToolNode([ocr_image, parse_excel, web_search])
+
 agent = create_react_agent(model=llm, tools=tool_node)
 
 # 2) Build a two‐edge graph: