Merge pull request #130 from sblunt/prior-check

skip likelihood evaluation if prior is -inf
sblunt · Aug 5, 2019 · d41b4d7 · d41b4d7
2 parents e0f3260 + 26d35d4
commit d41b4d7
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/orbitize/sampler.py b/orbitize/sampler.py
@@ -415,6 +415,9 @@ def _logl(self, params, include_logp=False):
         if include_logp:
             if np.ndim(params) == 1:
                 logp = orbitize.priors.all_lnpriors(params, self.priors)
+                # escape if logp == -np.inf
+                if np.isinf(logp):
+                    return -np.inf
             else:
                 logp = np.array([orbitize.priors.all_lnpriors(pset, self.priors) for pset in params])
         else: