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fix(utils): fix off-by-one error in how rolling window's min_periods truncates dataframe #27388

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merged 3 commits into from
Mar 21, 2024
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fix(utils): fix off-by-one error in how rolling window's min_periods truncates dataframe #27388

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b5662c8
don't truncate Nth period for min_periods = N
sfirke Mar 4, 2024
4aa8d60
rewrite test of min_periods
sfirke Mar 4, 2024
a30b7ce
fix linting
sfirke Mar 4, 2024
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don't truncate Nth period for min_periods = N
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@sfirke
sfirke committed Mar 4, 2024
commit b5662c80bf8e991b5cd4d3dfd68d7a4b4845a394
2 changes: 1 addition & 1 deletion superset/utils/pandas_postprocessing/rolling.py
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Expand Up @@ -97,5 +97,5 @@ def rolling( # pylint: disable=too-many-arguments
df_rolling = _append_columns(df, df_rolling, columns)

if min_periods:
df_rolling = df_rolling[min_periods:]
df_rolling = df_rolling[min_periods-1:]
return df_rolling
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