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fix typo in input for masked lm loss function #70

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Nov 30, 2018
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fix typo in input for masked lm loss function #70

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2 changes: 1 addition & 1 deletion pytorch_pretrained_bert/modeling.py
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Original file line number Diff line number Diff line change
Expand Up @@ -678,7 +678,7 @@ def forward(self, input_ids, token_type_ids=None, attention_mask=None, masked_lm

if masked_lm_labels is not None and next_sentence_label is not None:
loss_fct = CrossEntropyLoss(ignore_index=-1)
masked_lm_loss = loss_fct(prediction_scores.view(-1, self.config.vocab_size), masked_lm_labels(-1))
masked_lm_loss = loss_fct(prediction_scores.view(-1, self.config.vocab_size), masked_lm_labels.view(-1))
next_sentence_loss = loss_fct(seq_relationship_score.view(-1, 2), next_sentence_label.view(-1))
total_loss = masked_lm_loss + next_sentence_loss
return total_loss
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