def compute_moments_and_cgf(self, phi, mask=True):
        u0 = np.exp(phi[0])
        u = [u0]
        g = -u0
        return (u, g)
Test the nyq keyword.
dataset/ETHPy150Open bayespy/bayespy/bayespy/inference/vmp/nodes/poisson.py/PoissonDistribution.compute_moments_and_cgf--crossover with--dataset/ETHPy150Open scipy/scipy/scipy/signal/tests/test_fir_filter_design.py/TestFirWinMore.test_nyq