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Version 2.1.1.post1120+g407a460
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matplotlib.colors.to_rgba_array

matplotlib.colors.to_rgba_array(c, alpha=None)

Convert c to a (n, 4) array of RGBA colors.

If alpha is not None, it forces the alpha value. If c is "none" (case-insensitive) or an empty list, an empty array is returned.