From c8d0c7bf81f3da603c105bf4f1e13844bf9e6d3c Mon Sep 17 00:00:00 2001
From: Ze Vinicius <jvmirca@gmail.com>
Date: Fri, 1 Dec 2017 13:06:59 -0800
Subject: [PATCH] handling nans

---
 oktopus/likelihood.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/oktopus/likelihood.py b/oktopus/likelihood.py
index 6947010..89d236a 100644
--- a/oktopus/likelihood.py
+++ b/oktopus/likelihood.py
@@ -327,7 +327,7 @@ def __repr__(self):
 
     def evaluate(self, params):
         r = self.data - self.mean(*params)
-        return 0.5 * np.sum(r * r / self.var)
+        return 0.5 * np.nansum(r * r / self.var)
 
     def gradient(self, params):
         # use the gradient if the model provides it.