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- Matplotlib Examples
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pylab_examples example code: legend_demo4.py¶

(Source code, png, pdf)

../../_images/legend_demo4.png

import matplotlib.pyplot as plt

fig, axes = plt.subplots(3, 1)
top_ax, middle_ax, bottom_ax = axes

top_ax.bar([0, 1, 2], [0.2, 0.3, 0.1], width=0.4, label="Bar 1",
           align="center")
top_ax.bar([0.5, 1.5, 2.5], [0.3, 0.2, 0.2], color="red", width=0.4,
           label="Bar 2", align="center")
top_ax.legend()

middle_ax.errorbar([0, 1, 2], [2, 3, 1], xerr=0.4, fmt="s", label="test 1")
middle_ax.errorbar([0, 1, 2], [3, 2, 4], yerr=0.3, fmt="o", label="test 2")
middle_ax.errorbar([0, 1, 2], [1, 1, 3], xerr=0.4, yerr=0.3, fmt="^",
                   label="test 3")
middle_ax.legend()

bottom_ax.stem([0.3, 1.5, 2.7], [1, 3.6, 2.7], label="stem test")
bottom_ax.legend()

plt.subplots_adjust(hspace=0.7)
plt.show()

Keywords: python, matplotlib, pylab, example, codex (see Search examples)