From 988028fc7c7a35c827e047cd6e1f63c88af0ad9e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ole=20Sch=C3=BCtt?= <ole.schuett@cp2k.org>
Date: Thu, 25 Jul 2024 20:14:57 +0200
Subject: [PATCH]  Tests: Fix backwards compatibility of --mpiexec

---
 tests/do_regtest.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tests/do_regtest.py b/tests/do_regtest.py
index ed19b88ed2..2e9a89f774 100755
--- a/tests/do_regtest.py
+++ b/tests/do_regtest.py
@@ -257,7 +257,7 @@ class Config:
         self.cp2k_root = Path(__file__).resolve().parent.parent
         self.mpiexec = args.mpiexec
         if "{N}" not in self.mpiexec:  # backwards compatibility
-            self.mpiexec = self.mpiexec.replace(" ", " -n {N} ", 1)
+            self.mpiexec = f"{self.mpiexec} ".replace(" ", " -n {N} ", 1).strip()
         self.smoketest = args.smoketest
         self.valgrind = args.valgrind
         self.keepalive = args.keepalive