[Feature] support sp for hunyuan (#2163)

Signed-off-by: dengyunyang <584797741@qq.com>
Signed-off-by: 汪志鹏 <wangzhipeng628@gmail.com>
Co-authored-by: 汪志鹏 <wangzhipeng628@gmail.com>

vllm_omni/diffusion/hooks/sequence_parallel.py

@@ -242,6 +242,7 @@ class SequenceParallelSplitHook(ModelHook):
 
         if not is_tensor and not is_tensor_list:
             # No tensor outputs to shard
+            logger.warning_once("No tensor outputs to shard.")
             return output
 
         output_list = [output] if is_tensor else list(output)