32 lines
602 B
Rust
32 lines
602 B
Rust
use pyo3::prelude::*;
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#[pyclass(frozen)]
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pub struct Foo {
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#[pyo3(get)]
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field: u32,
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}
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fn borrow_mut_fails(foo: Py<Foo>, py: Python) {
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let borrow = foo.as_ref(py).borrow_mut();
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}
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#[pyclass(subclass)]
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struct MutableBase;
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#[pyclass(frozen, extends = MutableBase)]
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struct ImmutableChild;
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fn borrow_mut_of_child_fails(child: Py<ImmutableChild>, py: Python) {
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let borrow = child.as_ref(py).borrow_mut();
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}
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fn py_get_of_mutable_class_fails(class: Py<MutableBase>) {
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class.get();
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}
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fn pyclass_get_of_mutable_class_fails(class: &PyCell<MutableBase>) {
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class.get();
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}
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fn main() {}
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