报错如何修改？

[ChenXiao61]

    for lines in lines_list:
        line=lines.rstrip().split(' ')
        label=[]
        for i in range(labels_num):
            label.append(int(line[i+1]))
        images.append(line[0])
        labels.append(label)

File "/home/admin-pc/Documents/tensorflow_models_learning-master/create_tf_record.py", line 77, in load_labels_file
label.append(int(line[i+1]))
ValueError: invalid literal for int() with base 10: ''