Display progress and status

Streamlit provides a few methods that allow you to add animation to your apps. These animations include progress bars, status messages (like warnings), and celebratory balloons.

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Progress bar

Display a progress bar.

for i in range(101): st.progress(i) do_something_slow()
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Spinner

Temporarily displays a message while executing a block of code.

with st.spinner("Please wait..."): do_something_slow()
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Status container

Display output of long-running tasks in a container.

with st.status('Running'): do_something_slow()
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Toast

Briefly displays a toast message in the bottom-right corner.

st.toast('Butter!', icon='🧈')
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Balloons

Display celebratory balloons!

st.balloons()
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Snowflakes

Display celebratory snowflakes!

st.snow()
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Success box

Display a success message.

st.success("Match found!")
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Info box

Display an informational message.

st.info("Dataset is updated every day at midnight.")
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Warning box

Display warning message.

st.warning("Unable to fetch image. Skipping...")
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Error box

Display error message.

st.error("We encountered an error")
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Exception output

Display an exception.

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

Third-party components

These are featured components created by our lovely community. For more examples and inspiration, check out our Components Gallery and Streamlit Extras!

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Stqdm

The simplest way to handle a progress bar in streamlit app. Created by @Wirg.

from stqdm import stqdm for _ in stqdm(range(50)): sleep(0.5)
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Custom notification box

A custom notification box with the ability to close it out. Created by @Socvest.

from streamlit_custom_notification_box import custom_notification_box styles = {'material-icons':{'color': 'red'}, 'text-icon-link-close-container': {'box-shadow': '#3896de 0px 4px'}, 'notification-text': {'':''}, 'close-button':{'':''}, 'link':{'':''}} custom_notification_box(icon='info', textDisplay='We are almost done with your registration...', externalLink='more info', url='#', styles=styles, key="foo")
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Streamlit Extras

A library with useful Streamlit extras. Created by @arnaudmiribel.

from streamlit_extras.let_it_rain import rain rain(emoji="🎈", font_size=54, falling_speed=5, animation_length="infinite",)
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