Fixed "invalid escape sequence" warning in runtests.py.
@@ -26,7 +26,7 @@ except ImportError:
pass
else:
# Ignore informational warnings from QuerySet.explain().
- warnings.filterwarnings('ignore', '\(1003, *', category=MySQLdb.Warning)
+ warnings.filterwarnings('ignore', r'\(1003, *', category=MySQLdb.Warning)
# Make deprecation warnings errors to ensure no usage of deprecated features.
warnings.simplefilter("error", RemovedInDjango30Warning)
