用雷达统计成绩单、numpy、matplotlib的使用

#e19.1DrawRadar
import numpy as np
import matplotlib.pyplot as plt
import matplotlib
matplotlib.rcParams['font.family']='SimHei'
matplotlib.rcParams['font.sans-serif'] = ['SimHei']
labels = np.array(['第一周', '第二周', '第三周', '第四周', '第五周'])
nAttr = 5
data = np.array([20,20,20,20,18]) #数据值
angles = np.linspace(0, 2*np.pi, nAttr, endpoint=False)
data = np.concatenate((data, [data[0]]))
angles = np.concatenate((angles, [angles[0]]))
fig = plt.figure(facecolor="white")
plt.subplot(111, polar=True)
plt.plot(angles,data,'bo-',color ='g',linewidth=2)
plt.fill(angles,data,facecolor='g',alpha=0.25)
plt.thetagrids(angles*180/np.pi, labels)
plt.figtext(0.52, 0.95, '记住我的成绩单', ha='center')
plt.grid(True)
plt.show()