Fix the calculation of acc_wvi for the training set

Author: hanrelan

train.py

@@ -329,7 +329,7 @@ def train(train_loader, train_table, model, model_bert, opt, bert_config, tokeni
  acc_wn = cnt_wn / cnt
  acc_wc = cnt_wc / cnt
  acc_wo = cnt_wo / cnt
- acc_wvi = cnt_wv / cnt
+ acc_wvi = cnt_wvi / cnt
  acc_wv = cnt_wv / cnt
  acc_lx = cnt_lx / cnt
  acc_x = cnt_x / cnt
@@ -640,5 +640,5 @@ def print_result(epoch, acc, dname):
 
  state = {'model_bert': model_bert.state_dict()}
  torch.save(state, os.path.join('.', 'model_bert_best.pt'))
- 
+
  print(f" Best Dev lx acc: {acc_lx_t_best} at epoch: {epoch_best}")