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Merge pull request #2203 from PyO3/vis_pyfn

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changelog/guide: visibility is also important for wrap_pyfunction! now
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David Hewitt 2022-03-04 08:09:27 +00:00 committed by GitHub
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1
CHANGELOG.md
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@ -61,6 +61,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
- internal `handle_panic` helper [#2074](https://github.com/PyO3/pyo3/pull/2074) [#2158](https://github.com/PyO3/pyo3/pull/2158)
- `#[pyfunction]` and `#[pymethods]` argument extraction [#2075](https://github.com/PyO3/pyo3/pull/2075) [#2085](https://github.com/PyO3/pyo3/pull/2085)
- `#[pyclass]` type object creation [#2076](https://github.com/PyO3/pyo3/pull/2076) [#2081](https://github.com/PyO3/pyo3/pull/2081) [#2157](https://github.com/PyO3/pyo3/pull/2157)
- Respect Rust privacy rules for items wrapped with `wrap_pyfunction` and `wrap_pymodule`. [#2081](https://github.com/PyO3/pyo3/pull/2081)
- Add modulo argument to `__ipow__` magic method. [#2083](https://github.com/PyO3/pyo3/pull/2083)
- Fix FFI definition for `_PyCFunctionFast`. [#2126](https://github.com/PyO3/pyo3/pull/2126)
- `PyDateTimeAPI` and `PyDateTime_TimeZone_UTC` are are now unsafe functions instead of statics. [#2126](https://github.com/PyO3/pyo3/pull/2126)

4
guide/src/migration.md
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@ -105,9 +105,9 @@ Because there is no such distinction from Python, implementing these methods wil
The PyO3 behavior in 0.16 has been changed to be closer to this Python behavior by default.
### `wrap_pymodule!` now respects privacy correctly
### `wrap_pymodule!` and `wrap_pyfunction!` now respect privacy correctly
Prior to PyO3 0.16 the `wrap_pymodule!` macro could use modules declared in Rust modules which were not reachable.
Prior to PyO3 0.16 the `wrap_pymodule!` and `wrap_pyfunction!` macros could use modules and functions whose defining `fn` was not reachable according Rust privacy rules.
For example, the following code was legal before 0.16, but in 0.16 is rejected because the `wrap_pymodule!` macro cannot access the `private_submodule` function: