39 lines
1.5 KiB
Plaintext
39 lines
1.5 KiB
Plaintext
error[E0277]: `UnsafeCell<PyObject>` cannot be shared between threads safely
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--> tests/ui/not_send2.rs:8:26
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8 | py.allow_threads(|| {
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| ____________-------------_^
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| | |
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| | required by a bound introduced by this call
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9 | | println!("{:?}", string);
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10 | | });
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| |_________^ `UnsafeCell<PyObject>` cannot be shared between threads safely
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= help: within `&PyString`, the trait `Sync` is not implemented for `UnsafeCell<PyObject>`
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note: required because it appears within the type `PyAny`
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--> src/types/any.rs
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| pub struct PyAny(UnsafeCell<ffi::PyObject>);
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| ^^^^^
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note: required because it appears within the type `PyString`
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--> src/types/string.rs
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| pub struct PyString(PyAny);
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| ^^^^^^^^
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= note: required because it appears within the type `&PyString`
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= note: required for `&&PyString` to implement `Send`
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note: required because it's used within this closure
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--> tests/ui/not_send2.rs:8:26
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8 | py.allow_threads(|| {
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| ^^
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= note: required for `[closure@$DIR/tests/ui/not_send2.rs:8:26: 8:28]` to implement `Ungil`
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note: required by a bound in `pyo3::Python::<'py>::allow_threads`
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--> src/marker.rs
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| pub fn allow_threads<T, F>(self, f: F) -> T
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| ------------- required by a bound in this associated function
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| where
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| F: Ungil + FnOnce() -> T,
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| ^^^^^ required by this bound in `Python::<'py>::allow_threads`
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