python文本处理将每轮结果写入文本文件

  保存每轮的准确率Acc，F1值到文本文件中 

s = 'epoch:{}, train_acc:{}, train_f1:{}, dev_acc:{}, dev_f1:{}'.format(epoch,train_acc,train_f1,dev_acc,dev_f1)

with open(os.path.join('test_folds','save_result.txt'), 'a', encoding = 'utf-8') as f:   
    f.write(s)
    f.write('\n')