57 lines
1.3 KiB
Python
57 lines
1.3 KiB
Python
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from flask import Flask, flash, redirect, render_template, request
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import matplotlib.pyplot as plt
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import io
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import base64
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import c3pyo as c3
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app = Flask(__name__)
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@app.route("/base/")
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def base():
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return render_template(
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'cosmic_base.html', **locals())
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def get_line_chart_json():
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# data
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x = [1, 2, 3, 4, 5, 6, 7]
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y1 = [150, 450, 200, 100, 300, 0, 325]
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y2 = [230, 220, 150, 400, 105, 50, 302]
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# chart
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chart = c3.LineChart()
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chart.plot(x, y1, label='Series 1')
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chart.plot(x, y2, label='Series 2')
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chart.bind_to('line_chart_div')
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return chart.json()
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@app.route('/test/', methods=['GET', 'POST'])
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def test():
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chart_json = get_line_chart_json()
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return render_template('c3pyo.html', chart_json=chart_json)
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@app.route('/', methods=['GET', 'POST'])
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@app.route('/dashboard/', methods=['GET', 'POST'])
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def dashboard():
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chart_json = get_line_chart_json()
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return render_template('dashboard.html', chart_json=chart_json)
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@app.route('/plot/')
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def build_plot():
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img = io.BytesIO()
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y = [1,2,3,4,5]
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x = [0,2,1,3,4]
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plt.plot(x,y)
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plt.savefig(img, format='png')
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img.seek(0)
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plot_url = base64.b64encode(img.getvalue()).decode()
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return '<img src="data:image/png;base64,{}">'.format(plot_url)
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if __name__ == '__main__':
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app.run()
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