数据可视化之matplotlib实战：plt.pie()函数 绘制饼状图

import matplotlib as mplimport matplotlib.pyplot as pltimport numpy as np# 防止乱码mpl.rcParams["font.sans-serif"] = ["SimHei"]mpl.rcParams["axes.unicode_minus"] = Falsekinds = "简易箱","保温箱","行李箱","密封箱"colors = ["#e41a1c","#377eb8","#4daf4a","#984ea3"]soldNums = [0.05,0.45,0.15,0.35]# 绘制饼状图plt.pie(soldNums,labels=kinds,autopct="%3.1f%%",startangle=60,colors=colors)plt.title("不同类型的箱子的销售数量占比")plt.show()