进度与状态

# st.progress(value, text=None)
import streamlit as st
import time

progress_text = "Operation in progress. Please wait."
my_bar = st.progress(0, text=progress_text)

for percent_complete in range(100):
    time.sleep(0.01)
    my_bar.progress(percent_complete + 1, text=progress_text)
time.sleep(1)
my_bar.empty()

st.button("Rerun")

# st.spinner(text="In progress...", *, cache=False)
import time
import streamlit as st

with st.spinner('Wait for it...'):
    time.sleep(5)
st.success('Done!')

# st.status(label, *, expanded=False, state="running")
import time
import streamlit as st

with st.status("Downloading data..."):
    st.write("Searching for data...")
    time.sleep(2)
    st.write("Found URL.")
    time.sleep(1)
    st.write("Downloading data...")
    time.sleep(1)

st.button('Rerun')

# st.toast(body, *, icon=None)
import streamlit as st
import time

if st.button('Three cheers'):
    st.toast('Hip!')
    time.sleep(.5)
    st.toast('Hip!')
    time.sleep(.5)
    st.toast('Hooray!', icon='🎉')

import streamlit as st

st.balloons()

import streamlit as st

st.snow()

# st.error(body, *, icon=None)
import streamlit as st

st.error('This is an error', icon="🚨")

# st.warning(body, *, icon=None)
import streamlit as st

st.warning('This is a warning', icon="⚠️")

# st.info(body, *, icon=None)
import streamlit as st

st.info('This is a purely informational message', icon="ℹ️")

# st.success(body, *, icon=None)
import streamlit as st

st.success('This is a success message!', icon="✅")

# st.exception(exception)
import streamlit as st

e = RuntimeError('This is an exception of type RuntimeError')
st.exception(e)