笔记
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errorbar(x, y, yerr, xerr) #
见errorbar
。
import matplotlib.pyplot as plt
import numpy as np
plt.style.use('_mpl-gallery')
# make data:
np.random.seed(1)
x = [2, 4, 6]
y = [3.6, 5, 4.2]
yerr = [0.9, 1.2, 0.5]
# plot:
fig, ax = plt.subplots()
ax.errorbar(x, y, yerr, fmt='o', linewidth=2, capsize=6)
ax.set(xlim=(0, 8), xticks=np.arange(1, 8),
ylim=(0, 8), yticks=np.arange(1, 8))
plt.show()