Python matplotlib 柱状图 添加平均线

直接上代码 主要是在代码中添加 ax.hlines(33,-1,7,linestyles='--',colors='#4472C4',label='平均值') import matplotlib.pyplot as plt import numpy as np men_means = (20, 35, 30, 35, 27) women_means = (25, 32, 34, 20, 25)

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