Update app.py

app.py

@@ -6,6 +6,7 @@ from langchain.schema import SystemMessage
 from langchain_community.chat_models.gigachat import GigaChat
 from openpyxl import load_workbook
 import plotly.graph_objects as go
+import random
 
 # Авторизация в GigaChat Pro
 gc_key = os.getenv('GC_KEY')