Python 基于列的值打印axvspan
我试图绘制一个绘图的背景,以突出显示某列>0和>0的间隔Python 基于列的值打印axvspan,python,pandas,matplotlib,Python,Pandas,Matplotlib,我试图绘制一个绘图的背景,以突出显示某列>0和>0的间隔 ax.fill_between(df.index, ax.get_ylim()[0], ax.get_ylim()[1], where=df.mycol<3, alpha=0.4)
ax.fill_between(df.index, ax.get_ylim()[0], ax.get_ylim()[1], where=df.mycol<3, alpha=0.4)