Update app.py

app.py

@@ -1,11 +1,13 @@
 import gradio as gr
-import plotly.graph_objects as go
-import random
+import os
 import pandas as pd
-from gigachat import GigaChat, SystemMessage
+import time
+from langchain.schema import SystemMessage
+from langchain_community.chat_models.gigachat import GigaChat
+from openpyxl import load_workbook
 
 # Авторизация в GigaChat Pro
-gc_key = "YOUR_GIGACHAT_KEY"  # Замените на ваш ключ
+gc_key = os.getenv('GC_KEY')
 chat_pro = GigaChat(credentials=gc_key, model='GigaChat-Pro-3', max_tokens=68, temperature=1, verify_ssl_certs=False)
 
 # Загрузка данных из Excel-файла