使用matplot绘制饼状图

使用matplot绘制饼状图.py

import itertools
import matplotlib.pyplot as plt
import numpy as np
plt.rcParams['font.family'] = 'sans-serif'
plt.rcParams['font.sans-serif']=['Tahoma', 'DejaVu Sans','Lucida Grande', 'Verdana']
if __name__ == '__main__':

    plt.figure(figsize=(6,9)) 
    labels = ['stand', 'walk', 'run'] 
    sizes = [3322,13331,277] 
    explode = (0.02,0.02,0.02) 
    patches,text1,text2 = plt.pie(sizes,
                          explode=explode,
                          labels=labels,
                          #colors=colors,
                          labeldistance = 1.2,
                          autopct = '%3.2f%%', 
                          shadow = False, 
                          startangle =90, 
                          pctdistance = 0.6) 
    
    
    plt.axis('equal')
    plt.legend()
    plt.show()