polars_python::map::series

Trait ApplyLambda

Source 
pub trait ApplyLambda<'a> {
    // Required methods
    fn apply_lambda_unknown(
        &'a self,
        _py: Python<'a>,
        _lambda: &'a Bound<'a, PyAny>,
    ) -> PyResult<PySeries>;
    fn apply_into_struct(
        &'a self,
        py: Python<'a>,
        lambda: &Bound<'a, PyAny>,
        init_null_count: usize,
        first_value: AnyValue<'a>,
    ) -> PyResult<PySeries>;
    fn apply_lambda_with_primitive_out_type<D>(
        &'a self,
        py: Python<'a>,
        lambda: &Bound<'a, PyAny>,
        init_null_count: usize,
        first_value: Option<D::Native>,
    ) -> PyResult<ChunkedArray<D>>
       where D: PyPolarsNumericType,
             D::Native: IntoPyObject<'a> + FromPyObject<'a>;
    fn apply_lambda_with_bool_out_type(
        &'a self,
        py: Python<'a>,
        lambda: &Bound<'a, PyAny>,
        init_null_count: usize,
        first_value: Option<bool>,
    ) -> PyResult<ChunkedArray<BooleanType>>;
    fn apply_lambda_with_string_out_type(
        &'a self,
        py: Python<'a>,
        lambda: &Bound<'a, PyAny>,
        init_null_count: usize,
        first_value: Option<PyBackedStr>,
    ) -> PyResult<StringChunked>;
    fn apply_lambda_with_list_out_type(
        &'a self,
        py: Python<'a>,
        lambda: PyObject,
        init_null_count: usize,
        first_value: Option<&Series>,
        dt: &DataType,
    ) -> PyResult<ListChunked>;
    fn apply_extract_any_values(
        &'a self,
        py: Python<'a>,
        lambda: &'a Bound<'a, PyAny>,
        init_null_count: usize,
        first_value: AnyValue<'a>,
    ) -> PyResult<Series>;
    fn apply_lambda_with_object_out_type(
        &'a self,
        py: Python<'a>,
        lambda: &Bound<'a, PyAny>,
        init_null_count: usize,
        first_value: Option<ObjectValue>,
    ) -> PyResult<ObjectChunked<ObjectValue>>;
}

Required Methods§

Source

fn apply_lambda_unknown( &'a self, _py: Python<'a>, _lambda: &'a Bound<'a, PyAny>, ) -> PyResult<PySeries>

Source

fn apply_into_struct( &'a self, py: Python<'a>, lambda: &Bound<'a, PyAny>, init_null_count: usize, first_value: AnyValue<'a>, ) -> PyResult<PySeries>

Source

fn apply_lambda_with_primitive_out_type<D>( &'a self, py: Python<'a>, lambda: &Bound<'a, PyAny>, init_null_count: usize, first_value: Option<D::Native>, ) -> PyResult<ChunkedArray<D>>
where D: PyPolarsNumericType, D::Native: IntoPyObject<'a> + FromPyObject<'a>,

Apply a lambda with a primitive output type

Source

fn apply_lambda_with_bool_out_type( &'a self, py: Python<'a>, lambda: &Bound<'a, PyAny>, init_null_count: usize, first_value: Option<bool>, ) -> PyResult<ChunkedArray<BooleanType>>

Apply a lambda with a boolean output type

Source

fn apply_lambda_with_string_out_type( &'a self, py: Python<'a>, lambda: &Bound<'a, PyAny>, init_null_count: usize, first_value: Option<PyBackedStr>, ) -> PyResult<StringChunked>

Apply a lambda with string output type

Source

fn apply_lambda_with_list_out_type( &'a self, py: Python<'a>, lambda: PyObject, init_null_count: usize, first_value: Option<&Series>, dt: &DataType, ) -> PyResult<ListChunked>

Apply a lambda with list output type

Source

fn apply_extract_any_values( &'a self, py: Python<'a>, lambda: &'a Bound<'a, PyAny>, init_null_count: usize, first_value: AnyValue<'a>, ) -> PyResult<Series>

Source

fn apply_lambda_with_object_out_type( &'a self, py: Python<'a>, lambda: &Bound<'a, PyAny>, init_null_count: usize, first_value: Option<ObjectValue>, ) -> PyResult<ObjectChunked<ObjectValue>>

Apply a lambda with list output type

Dyn Compatibility§

This trait is not dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety", so this trait is not object safe.

Implementors§