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Shading an area in Matplotlib

schedule Aug 11, 2023
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PythonMatplotlib
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To shade an area in Matplotlib, use the fill(~) method:

plt.xlim(0, 3)
plt.ylim(1.5, 4.5)
plt.fill([1,2,2,1], [4,4,2,2], "blue", alpha=0.3, edgecolor="red")
plt.show()

Here, the first argument is an array of the x coordinates, from top-left clockwise. The second argument is an array of the y-coordinates, again, from top-left clockwise.

The output is as follows:

robocat
Published by Isshin Inada
Edited by 0 others
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