Update app.py

app.py

@@ -7,6 +7,7 @@ import streamlit.components.v1 as components
 import plotly.express as px
 import time
 import plotly.io as pio
+import httpx
 from openai import OpenAI
 
 # plotly의 JSON 직렬화 엔진을 기본 json으로 설정