polars.Series.cast#

Series.cast( dtype: PolarsDataType | type[int] | type[float] | type[str] | type[bool], *, strict: bool = True, ) → Self[source]#

Cast between data types.

Parameters:

dtype: DataType to cast to.
strict: Throw an error if a cast could not be done (for instance, due to an overflow).

Examples

>>> s = pl.Series("a", [True, False, True])
>>> s
shape: (3,)
Series: 'a' [bool]
[
    true
    false
    true
]

>>> s.cast(pl.UInt32)
shape: (3,)
Series: 'a' [u32]
[
    1
    0
    1
]