use pyo3::prelude::*; #[pyclass] struct Boytacean { #[pyo3(get, set)] value: i32, } #[pymethods] impl Boytacean { #[new] fn new(value: i32) -> Self { Self { value } } pub fn add(&mut self, other: i32) { self.value += other; } } #[pymodule] fn boytacean(_py: Python, module: &PyModule) -> PyResult<()> { module.add_class::<Boytacean>()?; Ok(()) }