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compare.py: Drop "hash" column for average merging #256

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Merged
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Jun 12, 2025
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compare.py: Drop "hash" column for average merging #256

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13 changes: 10 additions & 3 deletions utils/compare.py
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Original file line number Diff line number Diff line change
Expand Up @@ -120,6 +120,13 @@ def readmulti(filenames):
return d


def merge_values(values, merge_function):
# Drop the "hash" column because it's irreducible for averages.
if merge_function is pd.DataFrame.mean and "hash" in values.columns:
values = values[[c for c in values.columns if c != "hash"]]
return values.groupby(level=1).apply(merge_function)


def get_values(values):
# Create data view without diff column.
if "diff" in values.columns:
Expand Down Expand Up @@ -417,11 +424,11 @@ def main():
lhs = files[0:split]
rhs = files[split + 1 :]

# Filter minimum of lhs and rhs
# Combine the multiple left and right hand sides.
lhs_d = readmulti(lhs)
lhs_merged = lhs_d.groupby(level=1).apply(config.merge_function)
lhs_merged = merge_values(lhs_d, config.merge_function)
rhs_d = readmulti(rhs)
rhs_merged = rhs_d.groupby(level=1).apply(config.merge_function)
rhs_merged = merge_values(rhs_d, config.merge_function)

# Combine to new dataframe
data = pd.concat(
Expand Down