Update app.py

app.py

@@ -5,6 +5,8 @@ import gradio as gr
 import requests
 import pandas as pd
 import base64
+import librosa
+import openpyxl
 
 from typing import TypedDict, Annotated
 from langchain_core.messages import AnyMessage, SystemMessage, HumanMessage
@@ -14,7 +16,7 @@ from langgraph.graph import START, StateGraph
 from langgraph.graph.message import add_messages
 from langgraph.prebuilt import ToolNode, tools_condition
 from langchain_mistralai import ChatMistralAI
-import librosa
+
 
 import getpass
 import os
@@ -50,6 +52,8 @@ def get_ref_content(path: str) -> str | object:
         file = requests.get(path).content
     elif path.endswith('mp3'):
         file = librosa.load(path)
+    elif path.endswith('xlsx') or path.endswith('xls'):
+        file = pd.read_excel(path)
     else:
         with open(path, "rb") as f:
             file = f.read()