app.py

import streamlit as st
import pandas as pd
import numpy as np
st.title("A time series")
name = st.text_input("Enter your name", "")
#st.write(f"Hello {name}!")
#x = st.slider("Select an integer x", 0, 10, 1)
#y = st.slider("Select an integer y", 0, 10, 1)
df = pd.DataFrame(np.random.randn(20,3),columns=['a','b','c'])
#st.write(df)
st.line_chart(df)