def grayLevelNonUniformity(self, P_glrl, sumP_glrl, meanFlag=True):
        try:
            gln = (sumP_glrl[None, None, :]) / numpy.sum((numpy.sum(P_glrl, 1) ** 2), 0)
        except ZeroDivisionError:
            gln = 0
        if meanFlag:
            return (gln.mean())
        else:
            return gln
dataset/ETHPy150Open acil-bwh/SlicerCIP/Scripted/CIP_LesionModel/FeatureExtractionLib/TextureGLRL.py/TextureGLRL.grayLevelNonUniformity/swapped operands of `/`