Trait polars_core::frame::groupby::IntoGroupTuples

pub trait IntoGroupTuples {
    fn group_tuples(&self, _multithreaded: bool) -> GroupTuples { ... }
}

Used to create the tuples for a groupby operation.

Provided methods

fn group_tuples(&self, _multithreaded: bool) -> GroupTuples

Create the tuples need for a groupby operation. * The first value in the tuple is the first index of the group. * The second value in the tuple is are the indexes of the groups including the first value.

Implementors

impl IntoGroupTuples for BooleanChunked

impl IntoGroupTuples for CategoricalChunked

This is supported on crate feature dtype-categorical only.

impl IntoGroupTuples for ListChunked

impl IntoGroupTuples for Utf8Chunked

impl<T> IntoGroupTuples for ChunkedArray<T> where
    T: PolarsNumericType,
    T::Native: NumCast, 

impl<T> IntoGroupTuples for ObjectChunked<T> where
    T: PolarsObject, 

This is supported on crate feature object only.