polars.Series.list.explode

Series.list.explode(
    *,
    empty_as_null: bool | None = None,
    keep_nulls: bool = True,
) → Series

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

Parameters:

empty_as_null

Explode an empty list into a null.

keep_nulls

Explode a null list into a null.

Returns:

Series

Series with the data type of the list elements.

See also

Series.reshape

Reshape this Series to a flat Series or a Series of Lists.

Examples

>>> s = pl.Series("a", [[1, 2, 3], [4, 5, 6]])
>>> s.list.explode(empty_as_null=False)
shape: (6,)
Series: 'a' [i64]
[
    1
    2
    3
    4
    5
    6
]