Struct polars::datatypes::ListType

pub struct ListType {}

Trait Implementations§

impl ChunkExpandAtIndex<ListType> for ChunkedArray<ListType>

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

Create a new ChunkedArray filled with values at that index.

impl ChunkFilter<ListType> for ChunkedArray<ListType>

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

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

impl ChunkShift<ListType> for ChunkedArray<ListType>

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

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

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.

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

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

Initialize by name and values.

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

fn get_dtype() -> DataType

Auto Trait Implementations§

impl Freeze for ListType

impl RefUnwindSafe for ListType

impl Send for ListType

impl Sync for ListType

impl Unpin for ListType

impl UnwindSafe for ListType

Blanket Implementations§

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

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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

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

Mutably borrows from an owned value. Read more

impl<T> From<T> for T

fn from(t: T) -> T

Returns the argument unchanged.

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

fn into(self) -> U

Calls U::from(self).

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

impl<T> IntoEither for T

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

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

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

type Error = Infallible

The type returned in the event of a conversion error.

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

Performs the conversion.

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.

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