From ff6bb88bf5c369764704d1e94f0b4e5b4903c51b Mon Sep 17 00:00:00 2001
From: amandalund <alund@anl.gov>
Date: Thu, 30 Mar 2017 21:20:01 -0500
Subject: [PATCH] Change Filter __hash__ to not use user-defined unique ID

---
 openmc/filter.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/openmc/filter.py b/openmc/filter.py
index 4e1b4ccb99..ddd2e78bac 100644
--- a/openmc/filter.py
+++ b/openmc/filter.py
@@ -134,7 +134,9 @@ class Filter(object):
         return not self > other
 
     def __hash__(self):
-        return hash(repr(self))
+        string = type(self).__name__ + '\n'
+        string += '{: <16}=\t{}\n'.format('\tBins', self.bins)
+        return hash(repr(string))
 
     def __repr__(self):
         string = type(self).__name__ + '\n'