Index: tools/telemetry/telemetry/web_perf/timeline_interaction_record.py |
diff --git a/tools/telemetry/telemetry/web_perf/timeline_interaction_record.py b/tools/telemetry/telemetry/web_perf/timeline_interaction_record.py |
index 7380a447477aab4732848ab722b90d82c616fd58..4c3462f16515dc2d2bccbd3f08254caf22809ff7 100644 |
--- a/tools/telemetry/telemetry/web_perf/timeline_interaction_record.py |
+++ b/tools/telemetry/telemetry/web_perf/timeline_interaction_record.py |
@@ -156,7 +156,7 @@ class TimelineInteractionRecord(object): |
assert async_event.start_thread == async_event.end_thread, ( |
'Start thread of this record\'s async event is not the same as its ' |
'end thread') |
- m = re.match('Interaction\.(?P<label>.+?)(/(?P<flags>[^/]+))?$', |
+ m = re.match(r'Interaction\.(?P<label>.+?)(/(?P<flags>[^/]+))?$', |
async_event.name) |
assert m, "Async event is not an interaction record." |
label = m.group('label') |