Update app.py

app.py

@@ -13,7 +13,7 @@ col1.metric("Total GPU", f"{total_gpu} GB", f"{user_num} users are sharing now")
 col2.metric("Used", f"{used_gpu} GB")
 col3.metric("Percent", f"{100 * used_gpu/total_gpu} %",)
 
-chart_data = pd.DataFrame(np.random.randn(20, 6), columns=["a", "b", "c", "d", "e", "f"])
+chart_data = pd.DataFrame(np.random.randn(20, 3))
 
 st.area_chart(chart_data)