fix ep when paddle version mismatch (PaddlePaddle#3056)

Author: Wanglongzhi2001

fastdeploy/model_executor/layers/moe/ep.py

@@ -193,20 +193,22 @@ def low_latency_combine(
         Return:
             combined_hidden_states: [num_tokens, hidden]
         """
-        # TODO(@wufeisheng): Delete them when deepep in PaddlePaddle is fixed
-        (
-            src_info,
-            layout_range,
-            num_max_dispatch_tokens_per_rank,
-            num_experts,
-        ) = handle
-        handle = (
-            src_info,
-            layout_range,
-            num_max_dispatch_tokens_per_rank,
-            None,
-            num_experts,
-        )
+        if paddle.__version__ != "0.0.0" and paddle.__version__ <= "3.1.0":  # not develop version of PaddlePaddle
+            # TODO(@wanglongzhi): Delete them when deepep in PaddlePaddle is fixed
+            # and when the default recommended version of PaddlePaddle is greater than 3.1.0
+            (
+                src_info,
+                layout_range,
+                num_max_dispatch_tokens_per_rank,
+                num_experts,
+            ) = handle
+            handle = (
+                src_info,
+                layout_range,
+                num_max_dispatch_tokens_per_rank,
+                None,
+                num_experts,
+            )
 
         combined_hidden_states, _, combine_hook = self.decode_deepep_engine.low_latency_combine(
             hidden_states,