<p>这里有一种方法(可能不是最好的……)。我修改了找到的一些代码<a href="http://matplotlib.sourceforge.net/examples/api/scatter_piecharts.html" rel="nofollow noreferrer">here, on the matplotlib site</a>来生成一个<code>little_pie</code>函数,它将在任意位置绘制小饼图。在</p>
<pre><code>from pylab import *
import math
import numpy as np
def little_pie(breakdown,location,size):
breakdown = [0] + list(np.cumsum(breakdown)* 1.0 / sum(breakdown))
for i in xrange(len(breakdown)-1):
x = [0] + np.cos(np.linspace(2 * math.pi * breakdown[i], 2 * math.pi *
breakdown[i+1], 20)).tolist()
y = [0] + np.sin(np.linspace(2 * math.pi * breakdown[i], 2 * math.pi *
breakdown[i+1], 20)).tolist()
xy = zip(x,y)
scatter( location[0], location[1], marker=(xy,0), s=size, facecolor=
['gold','yellow', 'orange', 'red','purple','indigo','violet'][i%7])
figure(1, figsize=(6,6))
little_pie([10,3,7],(1,1),600)
little_pie([10,27,4,8,4,5,6,17,33],(-1,1),800)
fracs = [10, 8, 7, 10]
explode=(0, 0, 0.1, 0)
pie(fracs, explode=explode, autopct='%1.1f%%')
show()
</code></pre>
<p><img src="https://i.stack.imgur.com/8eWV0.png" alt="enter image description here"/></p>