assert len(words) == len(tags) AssertionError

[nan777999]

测试时报这样的错误，请问是为什么，
Use standard file APIs to check for files with this prefix.
Traceback (most recent call last):
File "e:/实体识别/NER-master/rnn.py", line 176, in
predict(net, tag_table, sess)
File "e:/实体识别/NER-master/rnn.py", line 140, in predict
write_result_to_file(file_iter, tags)
File "e:\实体识别\NER-master\utils.py", line 289, in write_result_to_file
assert len(words) == len(tags)
AssertionError