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use flask with matplotlib

Prosper Ndebele answered on December 16, 2023 Popularity 3/10 Helpfulness 1/10

answer use flask with matplotlib

use flask with matplotlib

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import io
import random
from flask import Response
from matplotlib.backends.backend_agg import FigureCanvasAgg as FigureCanvas
from matplotlib.figure import Figure

@app.route('/plot.png')
def plot_png():
    fig = create_figure()
    output = io.BytesIO()
    FigureCanvas(fig).print_png(output)
    return Response(output.getvalue(), mimetype='image/png')

def create_figure():
    fig = Figure()
    axis = fig.add_subplot(1, 1, 1)
    xs = range(100)
    ys = [random.randint(1, 50) for x in xs]
    axis.plot(xs, ys)
    return fig

Popularity 3/10 Helpfulness 1/10 Language python

Source: stackoverflow.com

Tags: flask matplotlib python

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