RNN-T ALSD beam search decoder bug ???
https://github.com/espnet/espnet/blob/682dad150bb13c7d852600583c53ce8d24fd1d6e/espnet/nets/pytorch_backend/transducer/utils.py#L296

return `final` rather than `hyps`  here ?
diff --git a/espnet/nets/pytorch_backend/transducer/utils.py b/espnet/nets/pytorch_backend/transducer/utils.py
index 185362d28..d8bf3bfe3 100644
--- a/espnet/nets/pytorch_backend/transducer/utils.py
+++ b/espnet/nets/pytorch_backend/transducer/utils.py
@@ -293,7 +293,7 @@ def recombine_hyps(hyps: List[Hypothesis]) -> List[Hypothesis]:
         else:
             final.append(hyp)
 
-    return hyps
+    return final
 
 
 def pad_sequence(labels: List[int], pad_id: int) -> List[int]:
['espnet/nets/pytorch_backend/transducer/utils.py']