[Diffusion] Non-Intrusive Sequence Parallelism (SP) Model Support Abstraction for vLLM-Omni Framework (#779)

Signed-off-by: mxuax <mxuax@connect.ust.hk>
Signed-off-by: XU Mingshi <91017482+mxuax@users.noreply.github.com>

tools/pre_commit/check_pickle_imports.py

@@ -20,7 +20,7 @@ ALLOWED_FILES = {
     "tests/e2e/offline_inference/utils.py",
     "tests/utils.py",
     "vllm_omni/diffusion/distributed/group_coordinator.py",
-    "tests/diffusion/attention/test_sequence_parallel.py",
+    "tests/diffusion/attention/test_attention_sp.py",
 }
 
 PICKLE_RE = re.compile(