1use crate::{sync::GILOnceCell, types::PyType, Bound, Py, Python};
2
3pub struct ImportedExceptionTypeObject {
4 imported_value: GILOnceCell<Py<PyType>>,
5 module: &'static str,
6 name: &'static str,
7}
8
9impl ImportedExceptionTypeObject {
10 pub const fn new(module: &'static str, name: &'static str) -> Self {
11 Self {
12 imported_value: GILOnceCell::new(),
13 module,
14 name,
15 }
16 }
17
18 pub fn get<'py>(&self, py: Python<'py>) -> &Bound<'py, PyType> {
19 self.imported_value
20 .import(py, self.module, self.name)
21 .unwrap_or_else(|e: PyErr| {
22 panic!(
23 "failed to import exception {}.{}: {}",
24 self.module, self.name, e
25 )
26 })
27 }
28}
29