lock/cli: fix invalid escape sequence

Address warning message which is going to be an error in future
python versions:

  SyntaxWarning: invalid escape sequence '\w'

Signed-off-by: Kyr Shatskyy <kyrylo.shatskyy@clyso.com>

diff --git a/teuthology/lock/cli.py b/teuthology/lock/cli.py
index c562a3d512e071bcef8d3d77c599c3b30fc7560b..e5f97fb63444b01ff557ab24b855b2d86b744984 100644 (file)
--- a/teuthology/lock/cli.py
+++ b/teuthology/lock/cli.py
@@ -133,7 +133,7 @@ def main(ctx):
                 for s in sorted(statuses, key=lambda s: s.get('name')):
                     locked = 'unlocked' if s['locked'] == 0 else 'locked'
                     up = 'up' if s['up'] else 'down'
-                    mo = re.match('\w+@(\w+?)\..*', s['name'])
+                    mo = re.match(r'\w+@(\w+?)\..*', s['name'])
                     host = mo.group(1) if mo else s['name']
                     print(node_status_template.format(
                         up=up, locked=locked, host=host,