change back the test after discussion

Author: williambdean

pymc/tests/distributions/test_timeseries.py

@@ -858,7 +858,7 @@ def sde_fn(x, k, d, s):
 
         y_eval = draw(y, draws=2, random_seed=numpy_rng)
         assert y_eval[0].shape == (batch_size, steps)
-        assert np.any(~np.isclose(y_eval[0], y_eval[1]))
+        assert not np.any(np.isclose(y_eval[0], y_eval[1]))
 
         if explicit_shape:
             kwargs["shape"] = steps