26 lines
572 B
Rust
26 lines
572 B
Rust
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use pyo3::prelude::*;
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use std::rc::Rc;
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#[pyclass]
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struct NotThreadSafe {
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data: Rc<i32>
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}
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fn main() {
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let gil = Python::acquire_gil();
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let py = gil.python();
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let obj = PyCell::new(py, NotThreadSafe { data: Rc::new(5) }).unwrap().to_object(py);
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drop(gil);
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std::thread::spawn(move || {
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let gil = Python::acquire_gil();
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let py = gil.python();
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// Uh oh, moved Rc to a new thread!
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let c: &PyCell<NotThreadSafe> = obj.as_ref(py).downcast().unwrap();
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assert_eq!(*c.borrow().data, 5);
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}).join().unwrap();
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}
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