From 687a28bf850d168bb1109f2b78ebf3a844853feb Mon Sep 17 00:00:00 2001
From: Andreas Kloeckner <inform@tiker.net>
Date: Tue, 25 Aug 2020 23:28:06 -0500
Subject: [PATCH] D'oh! Do not swap int/ext when indexing into TracePair

---
 grudge/symbolic/primitives.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/grudge/symbolic/primitives.py b/grudge/symbolic/primitives.py
index 0a490345..1daf063a 100644
--- a/grudge/symbolic/primitives.py
+++ b/grudge/symbolic/primitives.py
@@ -701,8 +701,8 @@ class TracePair:
     def __getitem__(self, index):
         return TracePair(
                 self.dd,
-                self.exterior[index],
-                self.interior[index])
+                interior=self.interior[index],
+                exterior=self.exterior[index])
 
     def __len__(self):
         assert len(self.exterior) == len(self.interior)
-- 
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