example app.py (#1)

- Add application file (f187b024f8b3fb15134d26a5c8ce0bb463a8e5d8)

app.py

@@ -0,0 +1,19 @@
+import streamlit as st
+import pandas as pd
+import numpy as np
+
+
+st.title('Simple Streamlit App')
+
+st.write("Here's our first attempt at using data to create a table:")
+
+data = pd.DataFrame({
+   'first column': np.arange(1, 5),
+   'second column': np.power(10, np.arange(1, 5))
+})
+st.write(data)
+
+if st.button('Say hello'):
+    st.write('Hello!')
+else:
+    st.write('Press the button above.')