ndarray 0.17.1

An n-dimensional array for general elements and for numerics. Lightweight array views and slicing; views support chunking and splitting.
Documentation 
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#![feature(test)]

extern crate test;
use test::Bencher;

use ndarray::prelude::*;

#[bench]
fn push_reserve(bench: &mut Bencher)
{
    let ones: Array<f32, _> = array![1f32];
    bench.iter(|| {
        let mut a: Array<f32, Ix1> = array![];
        a.reserve(Axis(0), 100).unwrap();
        for _ in 0..100 {
            a.append(Axis(0), ones.view()).unwrap();
        }
    });
}

#[bench]
fn push_no_reserve(bench: &mut Bencher)
{
    let ones: Array<f32, _> = array![1f32];
    bench.iter(|| {
        let mut a: Array<f32, Ix1> = array![];
        for _ in 0..100 {
            a.append(Axis(0), ones.view()).unwrap();
        }
    });
}