matplotlib绘制堆积折线图
matplotlib绘制堆积折线图'''堆积折线图''''''用函数stackplot()绘制堆积折线图'''import matplotlib as mplimport matplotlib.pyplot as pltimport numpy as npmpl.rcParams["font.sans-serif"]=["SimHei"]mpl.rcParams["axes.unicode_minus"]=Falsex=np.arang