From a886564a18c9591ca03cfe114b45cddaedcc5856 Mon Sep 17 00:00:00 2001
From: Xiaoyu Zhang <35585791+BBuf@users.noreply.github.com>
Date: Sun, 10 Aug 2025 04:47:05 +0800
Subject: [PATCH] fix flashinfer allreduce fusion import bug (#9007)

---
 python/sglang/srt/layers/flashinfer_comm_fusion.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/python/sglang/srt/layers/flashinfer_comm_fusion.py b/python/sglang/srt/layers/flashinfer_comm_fusion.py
index 1869beb56..8a93188b8 100644
--- a/python/sglang/srt/layers/flashinfer_comm_fusion.py
+++ b/python/sglang/srt/layers/flashinfer_comm_fusion.py
@@ -1,5 +1,5 @@
 import logging
-from typing import Tuple
+from typing import Optional, Tuple
 
 import torch
 import torch.distributed as dist