Python draw horizontal and vertical lines, horizontal and vertical lines

plt.axvline(x=i,ls="-",c="gray", linewidth=0.3)#添加垂直直线
plt.axhline(y=j,ls="-",c="gray", linewidth=0.3)#添加水平直线

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Origin blog.csdn.net/Caiqiudan/article/details/112793380