Fix Transformers backend compatibility check (#15290)

Signed-off-by: Harry Mellor <19981378+hmellor@users.noreply.github.com>
2025-03-31 18:27:07 +01:00
parent 9a2160fa55
commit d4bfc23ef0
1 changed files with 1 additions and 4 deletions
--- a/vllm/model_executor/model_loader/utils.py
+++ b/vllm/model_executor/model_loader/utils.py
@@ -36,10 +36,7 @@ def is_transformers_impl_compatible(
    mod = module or getattr(transformers, arch, None)
    if mod is None:
        return False
-    if hasattr(mod, "supports_backend"):
-        return mod.is_backend_compatible()
-    else:
-        return mod._supports_flex_attn
+    return mod.is_backend_compatible()


 def resolve_transformers_fallback(model_config: ModelConfig,