Struct DeltaDeletionVectorProvider 

pub struct DeltaDeletionVectorProvider { /* private fields */ }

For Delta Deletion Vector provider

Implementations

impl DeltaDeletionVectorProvider

pub fn new(callback: PythonObject) -> DeltaDeletionVectorProvider

pub fn call( &self, selected_paths: Buffer<PlRefPath>, ) -> Result<Option<ListArray<i64>>, PolarsError>

Return the deletion vector as Boolean list the selected_paths, maintaining the path order.

pub fn callback(&self) -> &PythonObject

Trait Implementations

impl Clone for DeltaDeletionVectorProvider

fn clone(&self) -> DeltaDeletionVectorProvider

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for DeltaDeletionVectorProvider

fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for DeltaDeletionVectorProvider

fn deserialize<__D>( __deserializer: __D, ) -> Result<DeltaDeletionVectorProvider, <__D as Deserializer<'de>>::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Eq for DeltaDeletionVectorProvider

impl Hash for DeltaDeletionVectorProvider

fn hash<H>(&self, state: &mut H)

where H: Hasher,

Feeds this value into the given Hasher.

fn hash_slice<H>(data: &[Self], state: &mut H)

where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher.

impl PartialEq for DeltaDeletionVectorProvider

fn eq(&self, other: &DeltaDeletionVectorProvider) -> bool

Tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl Serialize for DeltaDeletionVectorProvider

fn serialize<__S>( &self, __serializer: __S, ) -> Result<<__S as Serializer>::Ok, <__S as Serializer>::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl StructuralPartialEq for DeltaDeletionVectorProvider