在Plotly Dash中从字典中设置滑块上的标记

import dash
import dash_core_components as dcc
import dash_html_components as html

app = dash.Dash(__name__)

# 创建一个字典，用于设置滑块上的标记
marks = {0: '0', 25: '25', 50: '50', 75: '75', 100: '100'}

app.layout = html.Div(
    children=[
        dcc.Slider(
            id='slider',
            min=0,
            max=100,
            step=1,
            value=50,
            marks=marks  # 设置滑块上的标记
        ),
        html.Div(id='slider-output')
    ]
)

@app.callback(
    dash.dependencies.Output('slider-output', 'children'),
    [dash.dependencies.Input('slider', 'value')]
)
def update_output(value):
    return f'当前滑块的值为: {value}'

if __name__ == '__main__':
    app.run_server(debug=True)