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import streamlit as st
import numpy as np
import pandas as pd
import time
st.header(body=':red[4]', divider='violet')
st.sidebar.markdown('Page 4 :snowflake:')
if st.checkbox(label='Show DataFrame'):
chart_data = pd.DataFrame(
np.random.randn(20,3),
columns=['a','b','c']
)
chart_data
if st.checkbox(label='Show time progess bar'):
'Starting a long computation'
# add a placeholder
latest_iteration = st.empty()
bar = st.progress(0)
for i in range(100):
# Update the progress bar with each iteration
latest_iteration.text(f"Iteration {i+1}")
bar.progress(i + 1)
time.sleep(0.2)
'.. and now we\'re done!'
if "counter" not in st.session_state:
st.session_state.counter = 0
st.session_state.counter += 1
st.write(f"This page has run {st.session_state.counter} times.")
st.button("Run it again") |