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Pandas · Class

pd.Grouper

pd.Grouper defines a grouping rule for groupby. It can select a column or index level and can group datetime-like data by a frequency.

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Syntax

pandas.Grouper(*args, **kwargs)

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  • Series.groupby
  • DataFrame.groupby

Source: pandas.Grouper — pandas 3.2.0.dev0 documentation. Checked 2026-11-03.