Struct SimpleDataFrame 

pub struct SimpleDataFrame { /* private fields */ }

Simple DataFrame implementation

Implementations

impl SimpleDataFrame

pub fn new(data: Array2<Float>, column_names: Vec<String>) -> Result<Self>

Create new DataFrame from Array2 and column names

pub fn from_array(data: Array2<Float>) -> Self

Create from Array2 with auto-generated column names

pub fn as_array(&self) -> &Array2<Float>

Get underlying array

pub fn into_array(self) -> Array2<Float>

Consume and return underlying array

Trait Implementations

impl Clone for SimpleDataFrame

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl DataFrameInterface for SimpleDataFrame

fn nrows(&self) -> usize

Get number of rows

fn ncols(&self) -> usize

Get number of columns

fn column_names(&self) -> Vec<String>

Get column names

fn to_array2(&self) -> Result<Array2<Float>>

Convert to dense Array2

fn column(&self, name: &str) -> Result<Array1<Float>>

Get column by name

fn select(&self, columns: &[String]) -> Result<Box<dyn DataFrameInterface>>

Select columns by names

fn shape(&self) -> (usize, usize)

Get shape

impl Debug for SimpleDataFrame

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

Formats the value using the given formatter.