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Adding an extra legend in matplotlib
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| import numpy as np | |
| import matplotlib.pyplot as plt | |
| import matplotlib.patches as mpatches | |
| # https://matplotlib.org/3.5.1/tutorials/intermediate/legend_guide.html#sphx-glr-tutorials-intermediate-legend-guide-py | |
| x = np.linspace(-0.75,1,100) | |
| y0 = np.exp(2 + 3*x - 7*x**3) | |
| y1 = 7-4*np.sin(4*x) | |
| handles = plt.plot(x,y0,x,y1) | |
| red_patch = mpatches.Patch(color='red', label='The red data') | |
| handles.append(red_patch) | |
| plt.gca().legend(handles=handles, labels=['y0','y1', "add legend here"]) | |
| plt.show() |
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