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.

Progress bar

Display a progress bar.

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

Spinner

Temporarily displays a message while executing a block of code.

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

Balloons

Display celebratory balloons!

do_something()

# Celebrate when all done!
st.balloons()

Error box

Display error message.

st.error("We encountered an error")

Warning box

Display warning message.

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

Info box

Display an informational message.

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

Success box

Display a success message.

st.success("Match found!")

Exception output

Display an exception.

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

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