Struct polars::prelude::ObjectType

pub struct ObjectType<T>(/* private fields */);

Available on crate feature object only.

Trait Implementations

impl<T> ChunkExpandAtIndex<ObjectType<T>> for ChunkedArray<ObjectType<T>>

where T: PolarsObject,

fn new_from_index( &self, index: usize, length: usize ) -> ChunkedArray<ObjectType<T>>

Create a new ChunkedArray filled with values at that index.

impl<T> ChunkFilter<ObjectType<T>> for ChunkedArray<ObjectType<T>>

where T: PolarsObject,

fn filter( &self, filter: &ChunkedArray<BooleanType> ) -> Result<ChunkedArray<ObjectType<T>>, PolarsError>

where ChunkedArray<ObjectType<T>>: Sized,

Filter values in the ChunkedArray with a boolean mask.

impl<T> ChunkShift<ObjectType<T>> for ChunkedArray<ObjectType<T>>

where T: PolarsObject,

fn shift(&self, periods: i64) -> ChunkedArray<ObjectType<T>>

impl<T> ChunkShiftFill<ObjectType<T>, Option<ObjectType<T>>> for ChunkedArray<ObjectType<T>>

where T: PolarsObject,

fn shift_and_fill( &self, _periods: i64, _fill_value: Option<ObjectType<T>> ) -> ChunkedArray<ObjectType<T>>

Shift the values by a given period and fill the parts that will be empty due to this operation with fill_value.

impl<T> NewChunkedArray<ObjectType<T>, T> for ChunkedArray<ObjectType<T>>

where T: PolarsObject,

fn from_iter_values( name: &str, it: impl Iterator<Item = T> ) -> ChunkedArray<ObjectType<T>>

Create a new ChunkedArray from an iterator.

fn from_slice(name: &str, v: &[T]) -> ChunkedArray<ObjectType<T>>

fn from_slice_options( name: &str, opt_v: &[Option<T>] ) -> ChunkedArray<ObjectType<T>>

fn from_iter_options( name: &str, it: impl Iterator<Item = Option<T>> ) -> ChunkedArray<ObjectType<T>>

Create a new ChunkedArray from an iterator.

impl<T> PolarsDataType for ObjectType<T>

where T: PolarsObject,

type Physical<'a> = &'a T

type OwnedPhysical = T

type ZeroablePhysical<'a> = Option<&'a T>

type Array = ObjectArray<T>

type IsNested = TrueT

type HasViews = FalseT

fn get_dtype() -> DataType