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"""
==================
Figure legend demo
==================
Rather than plotting a legend on each axis, a legend for all the artists
on all the sub-axes of a figure can be plotted instead.
"""
import matplotlib.pyplot as plt
import numpy as np
fig, axs = plt.subplots(1, 2, layout='constrained')
x = np.arange(0.0, 4*np.pi, 0.2)
axs[0].plot(x, np.sin(x), label='Line 1')
axs[0].plot(x, np.exp(-x/2), marker='o', label='Line 2')
axs[1].plot(x, np.sin(x), color='tab:green', label='Line 3')
axs[1].plot(x, np.exp(-x/4), color='tab:red', marker='^', label='Line 4')
fig.legend(loc='outside right upper')
plt.show()
# %%
# The outside positioning is discussed in detail here:
# https://matplotlib.org/stable/users/explain/axes/legend_guide.html#figure-legends
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