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bench_tuple.rs
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bench_tuple.rs
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use criterion::{criterion_group, criterion_main, Bencher, Criterion};
use pyo3::prelude::*;
use pyo3::types::PyTuple;
fn iter_tuple(b: &mut Bencher) {
let gil = Python::acquire_gil();
let py = gil.python();
const LEN: usize = 100_000;
let tuple = PyTuple::new(py, 0..LEN);
let mut sum = 0;
b.iter(|| {
for x in tuple.iter() {
let i: u64 = x.extract().unwrap();
sum += i;
}
});
}
fn tuple_new(b: &mut Bencher) {
let gil = Python::acquire_gil();
let py = gil.python();
const LEN: usize = 50_000;
b.iter(|| PyTuple::new(py, 0..LEN));
}
fn tuple_get_item(b: &mut Bencher) {
let gil = Python::acquire_gil();
let py = gil.python();
const LEN: usize = 50_000;
let tuple = PyTuple::new(py, 0..LEN);
let mut sum = 0;
b.iter(|| {
for i in 0..LEN {
sum += tuple.get_item(i).unwrap().extract::<usize>().unwrap();
}
});
}
fn tuple_get_item_unchecked(b: &mut Bencher) {
let gil = Python::acquire_gil();
let py = gil.python();
const LEN: usize = 50_000;
let tuple = PyTuple::new(py, 0..LEN);
let mut sum = 0;
b.iter(|| {
for i in 0..LEN {
unsafe {
sum += tuple.get_item_unchecked(i).extract::<usize>().unwrap();
}
}
});
}
fn criterion_benchmark(c: &mut Criterion) {
c.bench_function("iter_tuple", iter_tuple);
c.bench_function("tuple_new", tuple_new);
c.bench_function("tuple_get_item", tuple_get_item);
c.bench_function("tuple_get_item_unchecked", tuple_get_item_unchecked);
}
criterion_group!(benches, criterion_benchmark);
criterion_main!(benches);