a5763a81a2180e1d99f678d31f0fb7b9c26f4dff,onmt/modules/CopyGenerator.py,CopyGeneratorLossCompute,compute_loss,#CopyGeneratorLossCompute#Any#Any#Any#Any#Any#,105

Before Change

        // Correct target is copy when only option.
        // TODO: replace for loop with masking or boolean indexing
        target_data = target.data.clone()
        for i in range(target_data.size(0)):
            if target_data[i] == 0 and align.data[i] != 0:
                target_data[i] = align.data[i] + len(self.tgt_vocab)

        // Coverage loss term.
        loss_data = loss.data.clone()

        stats = self.stats(loss_data, scores_data, target_data)

After Change

        // tgt[i] = align[i] + len(tgt_vocab)
        // for i such that tgt[i] == 0 and align[i] != 0
        target_data = target.data.clone()
        correct_mask = target_data.eq(0) * align.data.ne(0)
        correct_copy = (align.data + len(self.tgt_vocab)) * correct_mask.long()
        target_data = target_data + correct_copy

        // Coverage loss term.
        loss_data = loss.data.clone()

Instances