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-rw-r--r--testsuite/driver/perf_notes.py3
1 files changed, 2 insertions, 1 deletions
diff --git a/testsuite/driver/perf_notes.py b/testsuite/driver/perf_notes.py
index 931af03751..5c36bc2251 100644
--- a/testsuite/driver/perf_notes.py
+++ b/testsuite/driver/perf_notes.py
@@ -9,6 +9,7 @@
# (which defaults to 'local' if not given by --test-env).
#
+from enum import Enum
import colorsys
import tempfile
import json
@@ -62,7 +63,7 @@ PerfStat = namedtuple('PerfStat', ['test_env','test','way','metric','value'])
# A baseline recovered form stored metrics.
Baseline = namedtuple('Baseline', ['perfStat','commit','commitDepth'])
-class MetricChange:
+class MetricChange(Enum):
NewMetric = 'NewMetric'
NoChange = 'NoChange'
Increase = 'Increase'