Add `wrap_pyfunction` macro to prelude

CHANGELOG.md

@@ -33,6 +33,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 - Add `#[pyo3(text_signature = "...")]` syntax for setting text signature. [#1658](https://github.com/PyO3/pyo3/pull/1658)
 - Add support for setting and retrieving exception cause. [#1679](https://github.com/PyO3/pyo3/pull/1679)
 - Add FFI definitions from `cpython/pystate.h`.[#1687](https://github.com/PyO3/pyo3/pull/1687/)
+- Add `wrap_pyfunction` macro to prelude. [#1695](https://github.com/PyO3/pyo3/pull/1695)
 
 ### Changed
 

README.md

@@ -58,7 +58,6 @@ features = ["extension-module"]
 
 ```rust
 use pyo3::prelude::*;
-use pyo3::wrap_pyfunction;
 
 /// Formats the sum of two numbers as string.
 #[pyfunction]

examples/pyo3-benchmarks/src/lib.rs

@@ -1,6 +1,5 @@
 use pyo3::prelude::*;
 use pyo3::types::{PyDict, PyTuple};
-use pyo3::wrap_pyfunction;
 
 #[pyfunction]
 fn none() {}

examples/pyo3-pytests/src/datetime.rs

@@ -3,7 +3,6 @@ use pyo3::types::{
     PyDate, PyDateAccess, PyDateTime, PyDelta, PyDeltaAccess, PyTime, PyTimeAccess, PyTuple,
     PyTzInfo,
 };
-use pyo3::wrap_pyfunction;
 
 #[pyfunction]
 fn make_date(py: Python, year: i32, month: u8, day: u8) -> PyResult<&PyDate> {

examples/pyo3-pytests/src/misc.rs

@@ -1,5 +1,4 @@
 use pyo3::prelude::*;
-use pyo3::wrap_pyfunction;
 
 #[pyfunction]
 fn issue_219() {

examples/pyo3-pytests/src/othermod.rs

@@ -3,7 +3,6 @@
 //! The code below just tries to use the most important code generation paths
 
 use pyo3::prelude::*;
-use pyo3::wrap_pyfunction;
 
 #[pyclass]
 pub struct ModClass {

examples/pyo3-pytests/src/path.rs

@@ -1,5 +1,4 @@
 use pyo3::prelude::*;
-use pyo3::wrap_pyfunction;
 use std::path::{Path, PathBuf};
 
 #[pyfunction]

examples/word-count/src/lib.rs

@@ -2,7 +2,6 @@
 // https://github.com/tildeio/helix-website/blob/master/crates/word_count/src/lib.rs
 
 use pyo3::prelude::*;
-use pyo3::wrap_pyfunction;
 use rayon::prelude::*;
 
 /// Searches for the word, parallelized by rayon

guide/src/ecosystem/logging.md

@@ -21,7 +21,6 @@ It's also possible to tweak its configuration (mostly to tune its performance).
 ```rust
 use log::info;
 use pyo3::prelude::*;
-use pyo3::wrap_pyfunction;
 
 #[pyfunction]
 fn log_something() {

guide/src/function.md

@@ -6,7 +6,6 @@ One way is annotating a function with `#[pyfunction]` and then adding it to the
 
 ```rust
 use pyo3::prelude::*;
-use pyo3::wrap_pyfunction;
 
 #[pyfunction]
 fn double(x: usize) -> usize {
@@ -54,7 +53,7 @@ fn rust2py(py: Python, m: &PyModule) -> PyResult<()> {
         Ok(format!("{}", a + b))
     }
 
-    m.add_function(pyo3::wrap_pyfunction!(sum_as_string, m)?)?;
+    m.add_function(wrap_pyfunction!(sum_as_string, m)?)?;
 
     Ok(())
 }
@@ -72,7 +71,6 @@ The `#[pyo3]` attribute can be used to modify properties of the generated Python
 
     ```rust
     use pyo3::prelude::*;
-    use pyo3::wrap_pyfunction;
 
     #[pyfunction]
     #[pyo3(name = "no_args")]
@@ -97,7 +95,6 @@ The `#[pyfunction]` attribute supports specifying details of argument parsing. T
 
 ```rust
 use pyo3::prelude::*;
-use pyo3::wrap_pyfunction;
 use pyo3::types::PyDict;
 
 #[pyfunction(kwds="**")]
@@ -258,7 +255,6 @@ in Python code.
 It is possible to access the module of a `#[pyfunction]` in the function body by using `#[pyo3(pass_module)]` option:
 
 ```rust
-use pyo3::wrap_pyfunction;
 use pyo3::prelude::*;
 
 #[pyfunction]

guide/src/module.md

@@ -66,7 +66,7 @@ dicts or other modules:
 
 ```rust
 use pyo3::prelude::*;
-use pyo3::{wrap_pyfunction, wrap_pymodule};
+use pyo3::wrap_pymodule;
 use pyo3::types::IntoPyDict;
 
 #[pyfunction]

guide/src/trait_bounds.md

@@ -461,7 +461,6 @@ It is also required to make the struct public.
 
 ```rust
 use pyo3::prelude::*;
-use pyo3::wrap_pyfunction;
 use pyo3::types::PyAny;
 
 pub trait Model {

src/lib.rs

@@ -157,7 +157,6 @@
 //!
 //! ```rust
 //! use pyo3::prelude::*;
-//! use pyo3::wrap_pyfunction;
 //!
 //! /// Formats the sum of two numbers as string.
 //! #[pyfunction]

src/num_bigint.rs

@@ -34,7 +34,6 @@
 //! ```rust
 //! use num_bigint::BigInt;
 //! use pyo3::prelude::*;
-//! use pyo3::wrap_pyfunction;
 //!
 //! #[pyfunction]
 //! fn add_one(n: BigInt) -> BigInt {

src/num_complex.rs

@@ -31,7 +31,6 @@
 //! use nalgebra::base::{dimension::Const, storage::Storage, Matrix};
 //! use num_complex::Complex;
 //! use pyo3::prelude::*;
-//! use pyo3::wrap_pyfunction;
 //!
 //! type T = Complex<f64>;
 //!

src/prelude.rs

@@ -19,5 +19,6 @@ pub use crate::python::Python;
 pub use crate::{FromPyObject, IntoPy, IntoPyPointer, PyTryFrom, PyTryInto, ToPyObject};
 // PyModule is only part of the prelude because we need it for the pymodule function
 pub use crate::types::{PyAny, PyModule};
+pub use crate::wrap_pyfunction;
 #[cfg(feature = "macros")]
 pub use {crate::proc_macro::*, pyo3_macros::FromPyObject};

src/python.rs

@@ -189,7 +189,7 @@ impl<'p> Python<'p> {
     ///
     /// # Examples
     /// ```
-    /// # use pyo3::prelude::*; use pyo3::types::IntoPyDict; use pyo3::wrap_pyfunction;
+    /// # use pyo3::prelude::*; use pyo3::types::IntoPyDict;
     /// use pyo3::exceptions::PyRuntimeError;
     /// use std::sync::Arc;
     /// use std::thread;

src/types/module.rs

@@ -346,7 +346,6 @@ impl PyModule {
     ///
     /// ```rust
     /// use pyo3::prelude::*;
-    /// use pyo3::wrap_pyfunction;
     ///
     /// #[pyfunction]
     /// fn say_hello() {

tests/test_bytes.rs

@@ -1,6 +1,5 @@
 use pyo3::prelude::*;
 use pyo3::types::PyBytes;
-use pyo3::wrap_pyfunction;
 
 mod common;
 

tests/test_exceptions.rs

@@ -1,5 +1,5 @@
 use pyo3::prelude::*;
-use pyo3::{exceptions, py_run, wrap_pyfunction, PyErr, PyResult};
+use pyo3::{exceptions, py_run, PyErr, PyResult};
 use std::error::Error;
 use std::fmt;
 #[cfg(not(target_os = "windows"))]

tests/test_macros.rs

@@ -1,7 +1,6 @@
 //! Ensure that pyo3 macros can be used inside macro_rules!
 
 use pyo3::prelude::*;
-use pyo3::wrap_pyfunction;
 
 #[macro_use]
 mod common;

tests/test_module.rs

@@ -1,7 +1,7 @@
 use pyo3::prelude::*;
 
+use pyo3::py_run;
 use pyo3::types::{IntoPyDict, PyDict, PyTuple};
-use pyo3::{py_run, wrap_pyfunction};
 mod common;
 
 #[pyclass]

tests/test_pyfunction.rs

@@ -4,7 +4,6 @@ use pyo3::prelude::*;
 use pyo3::types::PyCFunction;
 #[cfg(not(Py_LIMITED_API))]
 use pyo3::types::{PyDateTime, PyFunction};
-use pyo3::wrap_pyfunction;
 
 mod common;
 

tests/test_string.rs

@@ -1,5 +1,4 @@
 use pyo3::prelude::*;
-use pyo3::wrap_pyfunction;
 
 mod common;
 

tests/test_text_signature.rs

@@ -1,5 +1,5 @@
 use pyo3::prelude::*;
-use pyo3::{types::PyType, wrap_pyfunction, wrap_pymodule, PyCell};
+use pyo3::{types::PyType, wrap_pymodule, PyCell};
 
 mod common;
 

tests/test_various.rs

@@ -1,6 +1,6 @@
 use pyo3::prelude::*;
 use pyo3::types::{PyDict, PyTuple};
-use pyo3::{py_run, wrap_pyfunction, PyCell};
+use pyo3::{py_run, PyCell};
 
 use std::fmt;
 

tests/test_wrap_pyfunction_deduction.rs

@@ -1,4 +1,4 @@
-use pyo3::{prelude::*, types::PyCFunction, wrap_pyfunction};
+use pyo3::{prelude::*, types::PyCFunction};
 
 #[pyfunction]
 fn f() {}

tests/ui/invalid_result_conversion.rs

@@ -2,7 +2,6 @@
 //! *doesn't* implement `From<MyError> for PyErr` won't be automatically
 //! converted when using `#[pyfunction]`.
 use pyo3::prelude::*;
-use pyo3::wrap_pyfunction;
 
 use std::fmt;
 

tests/ui/invalid_result_conversion.stderr

@@ -1,7 +1,7 @@
 error[E0277]: the trait bound `Result<(), MyError>: IntoPyCallbackOutput<_>` is not satisfied
-   --> $DIR/invalid_result_conversion.rs:22:1
+   --> $DIR/invalid_result_conversion.rs:21:1
     |
-22  | #[pyfunction]
+21  | #[pyfunction]
     | ^^^^^^^^^^^^^ the trait `IntoPyCallbackOutput<_>` is not implemented for `Result<(), MyError>`
     |
    ::: $WORKSPACE/src/callback.rs