pyo3/tests/ui/invalid_pyfunctions.rs

use pyo3::prelude::*;
use pyo3::types::PyString;

#[pyfunction]
fn generic_function<T>(value: T) {}

#[pyfunction]
fn impl_trait_function(impl_trait: impl AsRef<PyAny>) {}

#[pyfunction]
fn wildcard_argument(_: i32) {}

#[pyfunction]
fn destructured_argument((a, b): (i32, i32)) {}

#[pyfunction]
fn function_with_required_after_option(_opt: Option<i32>, _x: i32) {}

#[pyfunction(pass_module)]
fn pass_module_but_no_arguments<'py>() {}

#[pyfunction(pass_module)]
fn first_argument_not_module<'a, 'py>(
    string: &str,
    module: &'a Bound<'_, PyModule>,
) -> PyResult<Bound<'py, PyString>> {
    module.name()
}

fn main() {}