matplotlib-21 stackplot堆积折线图

堆积折线图

将不同数据集的折线图在垂直方向上进行堆叠，可以绘制出折线统计图。

代码展示

# -*- coding: UTF-8 -*-
import matplotlib as mpl
import matplotlib.pyplot as plt

mpl.rcParams["font.sans-serif"] = ["SimHei"]
mpl.rcParams["axes.unicode_minus"] = False

x = [1, 2, 3, 4]
y1 = [4, 9, 5, 10]
y2 = [7, 3, 6, 4]

labels = ["区域1降水变化", "区域2降水变化"]
colors = ["r", "b"]
alpha = [0.3, 0.3]
plt.stackplot(x,
              y1,
              y2,
              labels=labels,
              colors=colors,
              alpha=0.3)
plt.legend(loc="upper left")
plt.show()