99 lines
2.8 KiB
Rust
99 lines
2.8 KiB
Rust
use codspeed_criterion_compat::{criterion_group, criterion_main, Bencher, Criterion};
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use pyo3::types::IntoPyDict;
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use pyo3::{prelude::*, types::PyMapping};
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use std::collections::{BTreeMap, HashMap};
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fn iter_dict(b: &mut Bencher<'_>) {
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Python::with_gil(|py| {
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const LEN: usize = 100_000;
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let dict = (0..LEN as u64).map(|i| (i, i * 2)).into_py_dict(py);
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let mut sum = 0;
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b.iter(|| {
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for (k, _v) in dict {
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let i: u64 = k.extract().unwrap();
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sum += i;
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}
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});
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})
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}
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fn dict_new(b: &mut Bencher<'_>) {
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Python::with_gil(|py| {
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const LEN: usize = 50_000;
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b.iter(|| (0..LEN as u64).map(|i| (i, i * 2)).into_py_dict(py));
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});
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}
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fn dict_get_item(b: &mut Bencher<'_>) {
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Python::with_gil(|py| {
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const LEN: usize = 50_000;
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let dict = (0..LEN as u64).map(|i| (i, i * 2)).into_py_dict(py);
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let mut sum = 0;
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b.iter(|| {
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for i in 0..LEN {
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sum += dict
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.get_item(i)
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.unwrap()
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.unwrap()
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.extract::<usize>()
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.unwrap();
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}
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});
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});
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}
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fn extract_hashmap(b: &mut Bencher<'_>) {
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Python::with_gil(|py| {
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const LEN: usize = 100_000;
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let dict = (0..LEN as u64).map(|i| (i, i * 2)).into_py_dict(py);
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b.iter(|| HashMap::<u64, u64>::extract(dict));
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});
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}
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fn extract_btreemap(b: &mut Bencher<'_>) {
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Python::with_gil(|py| {
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const LEN: usize = 100_000;
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let dict = (0..LEN as u64).map(|i| (i, i * 2)).into_py_dict(py);
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b.iter(|| BTreeMap::<u64, u64>::extract(dict));
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});
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}
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#[cfg(feature = "hashbrown")]
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fn extract_hashbrown_map(b: &mut Bencher<'_>) {
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Python::with_gil(|py| {
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const LEN: usize = 100_000;
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let dict = (0..LEN as u64).map(|i| (i, i * 2)).into_py_dict(py);
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b.iter(|| hashbrown::HashMap::<u64, u64>::extract(dict));
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});
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}
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fn mapping_from_dict(b: &mut Bencher<'_>) {
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Python::with_gil(|py| {
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const LEN: usize = 100_000;
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let dict = (0..LEN as u64)
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.map(|i| (i, i * 2))
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.into_py_dict(py)
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.to_object(py);
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b.iter(|| {
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let _: &PyMapping = dict.extract(py).unwrap();
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});
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});
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}
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fn criterion_benchmark(c: &mut Criterion) {
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c.bench_function("iter_dict", iter_dict);
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c.bench_function("dict_new", dict_new);
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c.bench_function("dict_get_item", dict_get_item);
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c.bench_function("extract_hashmap", extract_hashmap);
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c.bench_function("extract_btreemap", extract_btreemap);
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#[cfg(feature = "hashbrown")]
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c.bench_function("extract_hashbrown_map", extract_hashbrown_map);
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c.bench_function("mapping_from_dict", mapping_from_dict);
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}
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criterion_group!(benches, criterion_benchmark);
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criterion_main!(benches);
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