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import numpy as np
from colour import *
from colour.recovery import XYZ_to_sd_Jakob2019
from gsoc_common import D65, plot_comparison
# This demo goes through SDs in a color checker
if __name__ == "__main__":
for name, sd in COLOURCHECKER_SDS['ColorChecker N Ohta'].items():
XYZ = sd_to_XYZ(sd, illuminant=D65) / 100
print("Color checker: The target is '%s' with X=%g, Y=%g, Z=%g"
% (name, *XYZ))
recovered_sd, error = XYZ_to_sd_Jakob2019(XYZ, return_error=True)
plot_comparison(sd, recovered_sd, name, error, D65)
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