数据可视化之matplotlib实战：plt.pie() 绘制分裂式饼图

import matplotlib as mplimport matplotlib.pyplot as plt# 防止乱码mpl.rcParams["font.sans-serif"] = ["SimHei"]mpl.rcParams["axes.unicode_minus"] = Falselabels = "A难度水平","B难度水平","C难度水平","D难度水平"students = [0.35,0.15,0.20,0.30]colors = ["#377eb8","#4daf4a","#984ea3","#ff7f00"]explode = (0.1,0.1,0.1,0.1)# 绘制图形plt.pie(students,explode=explode,labels = labels,autopct="%3.1f%%",startangle=45,shadow=True,colors=colors)plt.title("选择不同难度测试试卷的学生占比")plt.show()