From c0ea33473868d964bb1242207ac9011b6bde3d08 Mon Sep 17 00:00:00 2001
From: Tiance Wang <wangtiance@gmail.com>
Date: Fri, 24 Jun 2022 19:31:09 +0800
Subject: [PATCH] fix bug of concatenating list to tuple (#444)

---
 egs/librispeech/ASR/pruned_transducer_stateless5/conformer.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/egs/librispeech/ASR/pruned_transducer_stateless5/conformer.py b/egs/librispeech/ASR/pruned_transducer_stateless5/conformer.py
index bf3917df0..0fa4b6907 100644
--- a/egs/librispeech/ASR/pruned_transducer_stateless5/conformer.py
+++ b/egs/librispeech/ASR/pruned_transducer_stateless5/conformer.py
@@ -1195,7 +1195,7 @@ class RandomCombine(nn.Module):
         ans = torch.matmul(stacked_inputs, weights)
         # ans: (*, num_channels)
 
-        ans = ans.reshape(inputs[0].shape[:-1] + [num_channels])
+        ans = ans.reshape(inputs[0].shape[:-1] + (num_channels,))
 
         # The following if causes errors for torch script in torch 1.6.0
         #  if __name__ == "__main__":