Struct polars::datatypes::ListType

source ·
pub struct ListType {}

Trait Implementations§

source§

impl ChunkExpandAtIndex<ListType> for ChunkedArray<ListType>

source§

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

Create a new ChunkedArray filled with values at that index.
source§

impl ChunkFilter<ListType> for ChunkedArray<ListType>

source§

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

Filter values in the ChunkedArray with a boolean mask. Read more
source§

impl ChunkShift<ListType> for ChunkedArray<ListType>

source§

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

source§

impl ChunkShiftFill<ListType, Option<&Series>> for ChunkedArray<ListType>

source§

fn shift_and_fill( &self, periods: i64, fill_value: Option<&Series> ) -> ChunkedArray<ListType>

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

impl<T> NamedFrom<T, ListType> for Series
where T: AsRef<[Series]>,

source§

fn new(name: &str, s: T) -> Series

Initialize by name and values.
source§

impl PolarsDataType for ListType

§

type Physical<'a> = Box<dyn Array>

§

type OwnedPhysical = Box<dyn Array>

§

type ZeroablePhysical<'a> = Option<Box<dyn Array>>

§

type Array = ListArray<i64>

§

type IsNested = TrueT

§

type HasViews = FalseT

source§

fn get_dtype() -> DataType

Auto Trait Implementations§

Blanket Implementations§

source§

impl<T> Any for T
where T: 'static + ?Sized,

source§

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
source§

impl<T> Borrow<T> for T
where T: ?Sized,

source§

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
source§

impl<T> BorrowMut<T> for T
where T: ?Sized,

source§

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
source§

impl<T> From<T> for T

source§

fn from(t: T) -> T

Returns the argument unchanged.

source§

impl<T, U> Into<U> for T
where U: From<T>,

source§

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

source§

impl<T> IntoEither for T

source§

fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
source§

fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
§

impl<T> Pointable for T

§

const ALIGN: usize = _

The alignment of pointer.
§

type Init = T

The type for initializers.
§

unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
§

unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
§

unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more
§

unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more
source§

impl<T, U> TryFrom<U> for T
where U: Into<T>,

§

type Error = Infallible

The type returned in the event of a conversion error.
source§

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
source§

impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

§

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
source§

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
§

impl<V, T> VZip<V> for T
where V: MultiLane<T>,

§

fn vzip(self) -> V