From 0d52430ffb00489b1cf26b2b19c5e2e60f494ba1 Mon Sep 17 00:00:00 2001
From: Max Zwiessele <ibinbei@gmail.com>
Date: Thu, 6 Feb 2014 14:03:15 +0000
Subject: [PATCH] fixed product kernel copy error

---
 GPy/kern/kern.py | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/GPy/kern/kern.py b/GPy/kern/kern.py
index 68b26e3c..6a8bc745 100644
--- a/GPy/kern/kern.py
+++ b/GPy/kern/kern.py
@@ -180,8 +180,10 @@ class kern(Parameterized):
         :type tensor: bool
 
         """
-        K1 = self.copy()
-        K2 = other.copy()
+        K1 = self
+        K2 = other
+        #K1 = self.copy()
+        #K2 = other.copy()
 
         slices = []
         for sl1, sl2 in itertools.product(K1.input_slices, K2.input_slices):