Python非常cool的svg格式ch

1.安装python 2.7

2.安装Flask

3.安装pygal

4.测试文件

import pygal

from flask import Flask

app = Flask(__name__)

@app.route('/')

def drawSVG():

   line_chart = pygal.Line(legend_at_bottom=True,legend_box_size=18)

   line_chart.title = 'Browser usage evolution (in %)'

   line_chart.x_labels = map(str, range(2002, 2013))

   line_chart.add('Firefox', [None, None, 0, 16.6,   25,   31, 36.4, 45.5, 46.3, 42.8, 37.1])

   line_chart.add('Chrome',  [None, None, None, None, None, None,    0,  3.9, 10.8, 23.8, 35.3])

   line_chart.add('IE',      [85.8, 84.6, 84.7, 74.5,   66, 58.6, 54.7, 44.8, 36.2, 26.6, 20.1])

   line_chart.add('Others',  [14.2, 15.4, 15.3,  8.9,    9, 10.4,  8.9,  5.8,  6.7,  6.8,  7.5])

   svg = line_chart.render_response()

   return svg

if __name__ == '__main__':

   app.run()

5.运行访问（IE9以上<支持SVG浏览器>）

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