pandas.api.typing.Rolling.nunique — pandas 3.0.0rc0+39.g43ca0595b0 documentation (original) (raw)

Rolling.nunique(numeric_only=False)[source]#

Calculate the rolling nunique.

Added in version 3.0.0.

Parameters:

numeric_onlybool, default False

Include only float, int, boolean columns.

Returns:

Series or DataFrame

Return type is the same as the original object with np.float64 dtype.

See also

Series.rolling

Calling rolling with Series data.

DataFrame.rolling

Calling rolling with DataFrames.

Series.nunique

Aggregating nunique for Series.

DataFrame.nunique

Aggregating nunique for DataFrame.

Examples

s = pd.Series([1, 4, 2, np.nan, 3, 3, 4, 5]) s.rolling(3).nunique() 0 NaN 1 NaN 2 3.0 3 NaN 4 NaN 5 NaN 6 2.0 7 3.0 dtype: float64