From 04e1bc6f789439ed93ab1c01aac6b22889d6fcdb Mon Sep 17 00:00:00 2001
From: Matthew Douglas <38992547+matthewdouglas@users.noreply.github.com>
Date: Tue, 28 Jan 2025 09:49:25 -0500
Subject: [PATCH] Add note

---
 bitsandbytes/_ops.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/bitsandbytes/_ops.py b/bitsandbytes/_ops.py
index a64b0ee2a..217096fc1 100644
--- a/bitsandbytes/_ops.py
+++ b/bitsandbytes/_ops.py
@@ -23,7 +23,8 @@
 #       consider a separate op without aliased return:
 #           int8_linear_matmul_out(
 #               Tensor A, Tensor B, Tensor out, ScalarType dtype=int32
-#           ) -> None
+#           ) -> ()
+#           return () instead of `None` for compatibility, see here: https://github.com/pytorch/pytorch/issues/125044
 torch.library.define(
     "bitsandbytes::int8_linear_matmul",
     "(Tensor A, Tensor B, Tensor(a!)? out=None, ScalarType dtype=int32) -> Tensor(a!)",