def q(self, **kwds):
        '''Wrapper around query

        This method formats the query
        result in a nice human readable format
        for interactive use.
        '''
        result = self.query(**kwds)
        mu = result['joint']['mu']
        sigma = result['joint']['sigma']
        evidence = result['evidence']
        print str(evidence) % 'Evidence: %s'
        print 'Covariance Matrix:'
        print sigma
        print 'Means:'
        print mu
dataset/ETHPy150Open eBay/bayesian-belief-networks/bayesian/gaussian_bayesian_network.py/GaussianBayesianGraph.q/swapped operands of `%`