From a2a261963f7698a730ac94f2ebd8b41cc44123c8 Mon Sep 17 00:00:00 2001
From: "Po-Han Huang (NVIDIA)" <53919306+nvpohanh@users.noreply.github.com>
Date: Tue, 15 Sep 2026 21:01:05 +0800
Subject: [PATCH] [CI] Fix SWA decode radix cache NIXL import (#39600)

---
 .../test_disaggregation_decode_radix_cache_swa.py        | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/test/registered/disaggregation/test_disaggregation_decode_radix_cache_swa.py b/test/registered/disaggregation/test_disaggregation_decode_radix_cache_swa.py
index bc38cac44..58ab20604 100644
--- a/test/registered/disaggregation/test_disaggregation_decode_radix_cache_swa.py
+++ b/test/registered/disaggregation/test_disaggregation_decode_radix_cache_swa.py
@@ -9,7 +9,6 @@ import unittest
 
 from test_disaggregation_decode_radix_cache import (
     DisaggregationDecodeRadixCacheTestMixin,
-    _has_nixl,
 )
 
 from sglang.test.ci.ci_register import register_cuda_ci
@@ -23,6 +22,14 @@ register_cuda_ci(est_time=365, stage="extra-b", runner_config="8-gpu-h200")
 SWA_SERVER_ARGS = ["--page-size", "64", "--attention-backend", "triton"]
 
 
+def _has_nixl():
+    try:
+        import nixl._api  # noqa: F401
+    except ImportError:
+        return False
+    return True
+
+
 @unittest.skipUnless(
     is_in_ci() or _has_nixl(),
     "NIXL is required for decode radix cache disaggregation coverage.",