impl IntoPyObject for tuples (#4468)

PyO3 · Aug 23, 2024 · ea6a0aa · ea6a0aa
1 parent 03659ae
commit ea6a0aa
Showing 1 changed file with 17 additions and 2 deletions.
diff --git a/src/types/tuple.rs b/src/types/tuple.rs
@@ -1,5 +1,6 @@
 use std::iter::FusedIterator;
 
+use crate::conversion::IntoPyObject;
 use crate::ffi::{self, Py_ssize_t};
 use crate::ffi_ptr_ext::FfiPtrExt;
 #[cfg(feature = "experimental-inspect")]
@@ -8,8 +9,8 @@ use crate::instance::Borrowed;
 use crate::internal_tricks::get_ssize_index;
 use crate::types::{any::PyAnyMethods, sequence::PySequenceMethods, PyList, PySequence};
 use crate::{
-    exceptions, Bound, FromPyObject, IntoPy, Py, PyAny, PyErr, PyObject, PyResult, Python,
-    ToPyObject,
+    exceptions, Bound, BoundObject, FromPyObject, IntoPy, Py, PyAny, PyErr, PyObject, PyResult,
+    Python, ToPyObject,
 };
 
 #[inline]
@@ -526,6 +527,20 @@ fn type_output() -> TypeInfo {
         }
     }
 
+    impl <'py, $($T),+> IntoPyObject<'py> for ($($T,)+)
+    where
+        $($T: IntoPyObject<'py>,)+
+        PyErr: $(From<$T::Error> + )+
+    {
+        type Target = PyTuple;
+        type Output = Bound<'py, Self::Target>;
+        type Error = PyErr;
+
+        fn into_pyobject(self, py: Python<'py>) -> Result<Self::Output, Self::Error> {
+            Ok(array_into_tuple(py, [$(self.$n.into_pyobject(py)?.into_any().unbind()),+]).into_bound(py))
+        }
+    }
+
     impl <$($T: IntoPy<PyObject>),+> IntoPy<Py<PyTuple>> for ($($T,)+) {
         fn into_py(self, py: Python<'_>) -> Py<PyTuple> {
             array_into_tuple(py, [$(self.$n.into_py(py)),+])