polars.Series.arr.explode#

Series.arr.explode(*, empty_as_null: bool = True, keep_nulls: bool = True) → Series[source]#

Returns a column with a separate row for every array element.

Parameters:

empty_as_null: Explode an empty array into a null.
keep_nulls: Explode a null array into a null.

Returns:

Series: Series with the data type of the array elements.

Examples

>>> s = pl.Series("a", [[1, 2, 3], [4, 5, 6]], dtype=pl.Array(pl.Int64, 3))
>>> s.arr.explode()
shape: (6,)
Series: 'a' [i64]
[
    1
    2
    3
    4
    5
    6
]