
Как это сделать?
from dash import Dash, html, callback, Output, Input
from time import sleep
import dash_bootstrap_components as dbc
app = Dash(__name__,external_stylesheets=[dbc.themes.CYBORG],)
app.layout = [
html.Div(dbc.Button('Button', id='button', size="lg", className="me-1")),
dbc.Spinner([
html.Img(src='https://dash.plotly.com/assets/images/p ... o_dark.png'),
html.Div(id='spinner'),
],
spinner_style={'min-height': '10rem', 'min-width': '10rem', 'margin-left':'10rem'},
),
]
@callback(
Output('spinner', 'children'),
Input('button', 'n_clicks'),
prevent_initial_call=True,
)
def process(value: str):
sleep(1)
return ''
if __name__ == '__main__':
app.run(debug=True)
Мобильная версия