596db1ad5f2c72ba0c7207f63bce2b2b29c36bbe,pymc3/tests/test_sampling.py,TestSamplePPC,test_normal_vector,#TestSamplePPC#Any#,279

Before Change

            ppc = pm.sample_posterior_predictive(
                trace, samples=10, keep_size=True
            )
            msg = caplog.records[-1].message
            assert "keep_size" in msg
            assert "Overriding samples" in msg
            assert ppc["a"].shape == (trace.nchains, len(trace), 2)

After Change

            // test keep_size parameter
            ppc = pm.sample_posterior_predictive(trace, keep_size=True)
            assert ppc["a"].shape == (trace.nchains, len(trace), 2)
            with pytest.warns(UserWarning):
                ppc = pm.sample_posterior_predictive(trace, samples=10, var_names=["a"])
            assert "a" in ppc
            assert ppc["a"].shape == (10, 2)

            ppc = pm.sample_posterior_predictive(trace, samples=10, var_names=["a"], size=4)

Instances