polars.DataFrame.is_unique¶
- DataFrame.is_unique() polars.internals.series.Series ¶
Get a mask of all unique rows in this DataFrame.
Examples
>>> df = pl.DataFrame( ... { ... "a": [1, 2, 3, 1], ... "b": ["x", "y", "z", "x"], ... } ... ) >>> df.is_unique() shape: (4,) Series: '' [bool] [ false true true false ]