From 2330da696809a3b93ef450fe86fa14291341da54 Mon Sep 17 00:00:00 2001
From: Andreas Kloeckner <inform@tiker.net>
Date: Mon, 9 Jul 2018 09:43:29 +0100
Subject: [PATCH] Fix env passing throug mpiexec

---
 test/test_partition.py | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/test/test_partition.py b/test/test_partition.py
index 78258f4f..8dd23997 100644
--- a/test/test_partition.py
+++ b/test/test_partition.py
@@ -531,13 +531,12 @@ def test_mpi_communication(num_partitions, order):
     num_ranks = num_partitions
     from subprocess import check_call
     import sys
-    newenv = os.environ.copy()
-    newenv["RUN_WITHIN_MPI"] = "1"
-    newenv["order"] = str(order)
     check_call([
-        "mpiexec", "-np", str(num_ranks), "-x", "RUN_WITHIN_MPI",
+        "mpiexec", "-np", str(num_ranks),
+        "-x", "RUN_WITHIN_MPI=1",
+        "-x", "order=%d" % order,
         sys.executable, __file__],
-        env=newenv)
+        )
 
 # }}}
 
-- 
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