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-rwxr-xr-xresources/tools/report_gen/run_improvments_tables.py4
1 files changed, 2 insertions, 2 deletions
diff --git a/resources/tools/report_gen/run_improvments_tables.py b/resources/tools/report_gen/run_improvments_tables.py
index 6b4953c00b..ebdfd60f14 100755
--- a/resources/tools/report_gen/run_improvments_tables.py
+++ b/resources/tools/report_gen/run_improvments_tables.py
@@ -173,10 +173,10 @@ def main():
mean, stdev = calculate_stats(item["rates"])
if mean is not None:
mean = float(mean) / 1000000
- old = float(item["last_old"])
+ old = float(item["last_old"]) if item["last_old"] else None
item["mean"] = mean
item["change"] = ((round(mean, 1) - round(old, 1)) / round(old, 1))\
- * 100
+ * 100 if old else None
item["stdev"] = stdev / 1000000
# Sort the list, key = change