added basic version

app.py

@@ -0,0 +1,9 @@
+import streamlit as st
+import pandas as pd
+
+st.write("Here's our first attempt at using data to create a table:")
+st.write(pd.DataFrame({
+    'first column': [1, 2, 3, 4],
+    'second column': [10, 20, 30, 40]
+}))
+