polars.Expr.mode#
- Expr.mode() Expr [source]#
Compute the most occurring value(s).
Can return multiple Values.
Examples
>>> df = pl.DataFrame( ... { ... "a": [1, 1, 2, 3], ... "b": [1, 1, 2, 2], ... } ... ) >>> df.select(pl.all().mode().first()) shape: (2, 2) ┌─────┬─────┐ │ a ┆ b │ │ --- ┆ --- │ │ i64 ┆ i64 │ ╞═════╪═════╡ │ 1 ┆ 1 │ └─────┴─────┘