Plotly offline with flask

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误落风尘
误落风尘 2021-02-03 14:25

How can I use plotly offline with flask . I know that plotly can be used offline with Ipython notebook , Can I use Plotly offline with flask ? If not , can someone please sugges

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  •  既然无缘
    2021-02-03 15:04

    Update

    @DarenThomas In my usage, I simply import flask and create routes as usual.

    import flask
    
    # ... normal Dash stuff here
    
    @app.server.route('/error.csv')
    def serve_error():
        return flask.send_file('error.csv')
    

    =====================================================================

    For those looking in the future, this answer can be updated to include the Plotly side-project Dash. It comes out of the box with plotly/flask support and was extremely easy to get existing plotly graphs to show up in a web interface. For example:

    import dash
    import dash_core_components as dcc
    import dash_html_components as html
    
    app = dash.Dash()
    
    app.layout = html.Div(children=[
        html.H1(children='Hello Dash'),
    
        html.Div(children='''
            Dash: A web application framework for Python.
        '''),
    
        dcc.Graph(
            id='example-graph',
            figure={
                'data': [
                    {'x': [1, 2, 3], 'y': [4, 1, 2], 'type': 'bar', 'name': 'SF'},
                    {'x': [1, 2, 3], 'y': [2, 4, 5], 'type': 'bar', 'name': u'Montréal'},
                ],
                'layout': {
                    'title': 'Dash Data Visualization'
                }
            }
        )
    ])
    
    if __name__ == '__main__':
        app.run_server(debug=True)
    

    See also their tutorial series.

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