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Add a warning statement when the hypo length equals to the max out length. #4843

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merged 1 commit into from
Dec 29, 2022
Merged

Add a warning statement when the hypo length equals to the max out length. #4843

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10 changes: 10 additions & 0 deletions espnet/nets/batch_beam_search_online_sim.py
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Original file line number Diff line number Diff line change
Expand Up @@ -249,6 +249,16 @@ def forward(
+ "".join([self.token_list[x] for x in best.yseq[1:-1]])
+ "\n"
)
if best.yseq[1:-1].shape[0] == x.shape[0]:
logging.warning(
"best hypo length: {} == max output length: {}".format(
best.yseq[1:-1].shape[0], maxlen
)
)
logging.warning(
"decoding may be stopped by the max output length limitation, "
+ "please consider to increase the maxlenratio."
)
return nbest_hyps

def extend(self, x: torch.Tensor, hyps: Hypothesis) -> List[Hypothesis]:
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10 changes: 10 additions & 0 deletions espnet/nets/beam_search.py
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Original file line number Diff line number Diff line change
Expand Up @@ -403,6 +403,16 @@ def forward(
+ "".join([self.token_list[x] for x in best.yseq[1:-1]])
+ "\n"
)
if best.yseq[1:-1].shape[0] == x.shape[0]:
logging.warning(
"best hypo length: {} == max output length: {}".format(
best.yseq[1:-1].shape[0], maxlen
)
)
logging.warning(
"decoding may be stopped by the max output length limitation, "
+ "please consider to increase the maxlenratio."
)
return nbest_hyps

def post_process(
Expand Down