Use raw string for regex patternHEADmaster

Signed-off-by: Olivier Gayot <olivier.gayot@sigexec.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/brightness.py b/brightness.py
index a88e2f8..9427ae9 100755
--- a/brightness.py
+++ b/brightness.py
@@ -66,7 +66,7 @@ def set_current_brightness(value):
       (e.g. +10%).
     '''
 
-    matches = re.fullmatch('([+-])?(\d+)(%)?', value)
+    matches = re.fullmatch(r'([+-])?(\d+)(%)?', value)
 
     if matches is None:
         raise ValueError()