pyo3/tests/ui/not_send2.stderr

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