Python interactive dashboards plotly Dash example

callback_function.py

@app.callback(
    Output(component_id='price-graph', component_property='figure'),
    Input(component_id='geo-dropdown', component_property='value')
)
def update_graph(selected_geography):
    filtered_avocado = avocado[avocado['geography'] == selected_geography]
    line_fig = px.line(filtered_avocado,
                       x='date', y='average_price',
                       color='type',
                       title=f'Avocado Prices in {selected_geography}')
    return line_fig