pyo3/tests/ui/invalid_result_conversion.stderr
2021-10-22 16:40:57 +08:00

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error[E0277]: the trait bound `Result<(), MyError>: IntoPyCallbackOutput<_>` is not satisfied
--> tests/ui/invalid_result_conversion.rs:21:1
|
21 | #[pyfunction]
| ^^^^^^^^^^^^^ the trait `IntoPyCallbackOutput<_>` is not implemented for `Result<(), MyError>`
|
= help: the following implementations were found:
<Result<T, E> as IntoPyCallbackOutput<U>>
note: required by a bound in `pyo3::callback::convert`
--> src/callback.rs:182:8
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182 | T: IntoPyCallbackOutput<U>,
| ^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `pyo3::callback::convert`
= note: this error originates in the attribute macro `pyfunction` (in Nightly builds, run with -Z macro-backtrace for more info)