use raw string for regex in setup.py

Author: wsldankers

setup.py

@@ -4,7 +4,7 @@
 import re
 
 with open('debian/changelog') as changelog:
-	name, version = re.compile('(\S+) \((\S+)\)').match(changelog.readline()).group(1, 2)
+	name, version = re.compile(r'(\S+) \((\S+)\)').match(changelog.readline()).group(1, 2)
 
 setup(
 	name = name,