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pyarrow.compute.CastOptions — Apache Arrow v21.0.0

class pyarrow.compute.CastOptions(target_type=None, *, allow_int_overflow=None, allow_time_truncate=None, allow_time_overflow=None, allow_decimal_truncate=None, allow_float_truncate=None, allow_invalid_utf8=None)#

Bases: _CastOptions

Options for the cast function.

Parameters:

target_typeDataType, optional

The PyArrow type to cast to.

allow_int_overflowbool, default False

Whether integer overflow is allowed when casting.

allow_time_truncatebool, default False

Whether time precision truncation is allowed when casting.

allow_time_overflowbool, default False

Whether date/time range overflow is allowed when casting.

allow_decimal_truncatebool, default False

Whether decimal precision truncation is allowed when casting.

allow_float_truncatebool, default False

Whether floating-point precision truncation is allowed when casting.

allow_invalid_utf8bool, default False

Whether producing invalid utf8 data is allowed when casting.

__init__(self, target_type=None, *, allow_int_overflow=None, allow_time_truncate=None, allow_time_overflow=None, allow_decimal_truncate=None, allow_float_truncate=None, allow_invalid_utf8=None)#

Methods

Attributes

allow_decimal_truncate#

allow_float_truncate#

allow_int_overflow#

allow_invalid_utf8#

allow_time_overflow#

allow_time_truncate#

static deserialize(buf)#

Deserialize options for a function.

Parameters:

bufBuffer

The buffer containing the data to deserialize.

is_safe(self)#

static safe(target_type=None)#

” Create a CastOptions for a safe cast.

Parameters:

target_typeoptional

Target cast type for the safe cast.

serialize(self)#

static unsafe(target_type=None)#

” Create a CastOptions for an unsafe cast.

Parameters:

target_typeoptional

Target cast type for the unsafe cast.

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