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-rw-r--r--numpy/distutils/fcompiler/ibm.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/numpy/distutils/fcompiler/ibm.py b/numpy/distutils/fcompiler/ibm.py
index cc65df972..388ec99b1 100644
--- a/numpy/distutils/fcompiler/ibm.py
+++ b/numpy/distutils/fcompiler/ibm.py
@@ -36,7 +36,7 @@ class IBMFCompiler(FCompiler):
xlf = find_executable('xlf')
if os.path.exists(xlf) and os.path.exists(lslpp):
s, o = exec_command(lslpp + ' -Lc xlfcmp')
- m = re.search('xlfcmp:(?P<version>\d+([.]\d+)+)', o)
+ m = re.search(r'xlfcmp:(?P<version>\d+([.]\d+)+)', o)
if m: version = m.group('version')
xlf_dir = '/etc/opt/ibmcmp/xlf'