Update app.py

app.py

@@ -1,4 +1,8 @@
 import streamlit as st
 
-x = st.slider('Select a value')
-st.write(x, 'squared is', x * x)
+import streamlit as st
+
+col1, col2, col3 = st.columns(3)
+col1.metric("Temperature", "70 °F", "1.2 °F")
+col2.metric("Wind", "9 mph", "-8%")
+col3.metric("Humidity", "86%", "4%")