---

tags:

• programming
• python

---

Python streamlit

pip install streamlit
streamlit hello

mkdir plotting_app
cd plotting_app
touch plot_demo.py

import time
import numpy as np
import streamlit as st
progress_bar = st.sidebar.progress(0)
status_text = st.sidebar.empty()
last_rows = np.random.randn(1, 1)
chart = st.line_chart(last_rows)
for i in range(1, 101):
  new_rows = last_rows[-1, :] + np.random.randn(5, 1).cumsum(axis=0)
  status_text.text("%i%% Complete" % i)
  chart.add_rows(new_rows)
  progress_bar.progress(i)
  last_rows = new_rows
  time.sleep(0.05)
progress_bar.empty()
st.button("Re-run")

streamlit run plot_demo.py