@desc.setattr_on_read
    def corrcoef(self):
        return np.corrcoef(self.input.data)
Return True for all basevar and subvar
dataset/ETHPy150Open nipy/nitime/nitime/analysis/correlation.py/CorrelationAnalyzer.corrcoef--crossover with--dataset/ETHPy150Open OpenMDAO/OpenMDAO-Framework/openmdao.main/src/openmdao/main/depgraph.py/is_var_node