数据可视化之matplotlib实战：plt.errorbar()函数 绘制误差棒图

import matplotlib.pyplot as plt import numpy as np x = np.linspace(0.1,0.6,6) y = np.exp(x) plt.errorbar(x,y,fmt="bo:",yerr=0.2,xerr=0.02) plt.xlim(0,0.7) plt.show()