def unregister(self, listener):
        del self.listeners[listener]
Plot CIE1976 spectrum locus
dataset/ETHPy150Open CarterBain/Medici/ib/client/sync_wrapper.py/Observable.unregister--crossover with--dataset/ETHPy150Open mikrosimage/ColorPipe-tools/utils/matplotlib_helper.py/plot_spectrum_locus_76