From de866775009ffef7a8af7edf8d1ba104ab5c1bff Mon Sep 17 00:00:00 2001
From: Gregory Ashton <gregory.ashton@ligo.org>
Date: Sun, 29 Nov 2020 01:46:57 -0800
Subject: [PATCH] Minor bugfix

---
 bilby/core/sampler/ptemcee.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/bilby/core/sampler/ptemcee.py b/bilby/core/sampler/ptemcee.py
index 82cfcf4ac..94104ecaf 100644
--- a/bilby/core/sampler/ptemcee.py
+++ b/bilby/core/sampler/ptemcee.py
@@ -791,6 +791,7 @@ def check_iteration(
     else:
         logger.info("ACT is nan")
         gradient_tau = np.nan
+        gradient_mean_logl = np.nan
         tau_usable = False
 
     if nsteps < tau_int * ci.autocorr_tol:
-- 
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