Placeholders, help, and options

There are a handful of methods that allow you to create placeholders in your app, provide help using doc strings, get and modify configuration options and query parameters.

Set page title, favicon, and more

Configures the default settings of the page.

st.set_page_config(
  title="My app",
  favicon=":shark:",
)

Echo

Display some code on the app, then execute it. Useful for tutorials.

with st.echo():
  st.write('This code will be printed')

Get help

Display object’s doc string, nicely formatted.

st.help(st.write)
st.help(pd.DataFrame)

st.experimental_show

Write arguments and argument names to your app for debugging purposes.

df = pd.DataFrame({
  'first column': [1, 2, 3, 4],
  'second column': [10, 20, 30, 40],
 })
st.experimental_show(df)

Get query paramters

Return the query parameters that are currently showing in the browser's URL bar.

st.experimental_get_query_params()

Set query paramters

Set the query parameters that are shown in the browser's URL bar.

st.experimental_set_query_params(
  show_map=True,
  selected=["asia"]
)

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