python画柱状图

x_bar = [10, 20, 30, 40, 50] y_bar = [0.2, 0.7, 0.6, 0.9, 0.6] plt.figure(figsize=(6,5),dpi=100) # 设置画图大小和分辨率 bars = plt.bar(x_bar, y_bar, color=‘steelblue’, label=x_bar, width=5) for i, rec in enumer

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