50 lines
1.2 KiB
Rust
50 lines
1.2 KiB
Rust
use criterion::{criterion_group, criterion_main, Criterion};
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use pyo3::{class::PyObjectProtocol, prelude::*, type_object::LazyStaticType};
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/// This is a feature-rich class instance used to benchmark various parts of the pyclass lifecycle.
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#[pyclass]
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struct MyClass {
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#[pyo3(get, set)]
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elements: Vec<i32>,
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}
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#[pymethods]
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impl MyClass {
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#[new]
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fn new(elements: Vec<i32>) -> Self {
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Self { elements }
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}
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fn __call__(&mut self, new_element: i32) -> usize {
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self.elements.push(new_element);
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self.elements.len()
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}
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}
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#[pyproto]
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impl PyObjectProtocol for MyClass {
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/// A basic __str__ implementation.
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fn __str__(&self) -> &'static str {
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"MyClass"
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}
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}
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pub fn first_time_init(b: &mut criterion::Bencher) {
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let gil = Python::acquire_gil();
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let py = gil.python();
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b.iter(|| {
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// This is using an undocumented internal PyO3 API to measure pyclass performance; please
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// don't use this in your own code!
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let ty = LazyStaticType::new();
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ty.get_or_init::<MyClass>(py);
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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("first_time_init", first_time_init);
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}
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criterion_group!(benches, criterion_benchmark);
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criterion_main!(benches);
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