From 007a191abfc609ff14632bc4664f0f6be641cb77 Mon Sep 17 00:00:00 2001
From: Jake Lishman <jake.lishman@ibm.com>
Date: Thu, 23 Jan 2025 16:23:57 +0000
Subject: [PATCH] Implement `AsPyPointer` for `Borrowed`

This is already available in theory as the `as_ptr` method, but
implementing the trait allows it to be used in a generic way.
---
 newsfragments/4868.added.md | 1 +
 src/instance.rs             | 7 +++++++
 2 files changed, 8 insertions(+)
 create mode 100644 newsfragments/4868.added.md

diff --git a/newsfragments/4868.added.md b/newsfragments/4868.added.md
new file mode 100644
index 00000000000..ef021debea4
--- /dev/null
+++ b/newsfragments/4868.added.md
@@ -0,0 +1 @@
+Implement [AsPyPointer] for [Borrowed]
diff --git a/src/instance.rs b/src/instance.rs
index 08a8779eadc..9e31da06689 100644
--- a/src/instance.rs
+++ b/src/instance.rs
@@ -839,6 +839,13 @@ impl<T> IntoPy<PyObject> for Borrowed<'_, '_, T> {
     }
 }
 
+unsafe impl<T> AsPyPointer for Borrowed<'_, '_, T> {
+    #[inline]
+    fn as_ptr(&self) -> *mut ffi::PyObject {
+        Self::as_ptr(*self)
+    }
+}
+
 impl<'a, 'py, T> BoundObject<'py, T> for Borrowed<'a, 'py, T> {
     type Any = Borrowed<'a, 'py, PyAny>;