narwhals.Series.cat
get_categories() -> SeriesT
Get unique categories from column.
Returns:
Type | Description |
---|---|
SeriesT
|
A new Series containing the unique categories. |
Examples:
>>> import pandas as pd
>>> import narwhals as nw
>>> s_native = pd.Series(["apple", "mango", "mango"], dtype="category")
>>> s = nw.from_native(s_native, series_only=True)
>>> s.cat.get_categories().to_native()
0 apple
1 mango
dtype: object