Error when I run Imports and Definitions

[yueyin85]

When I run Imports and Definitions I get the following error: ModuleNotFoundError Traceback (most recent call last)
in ()
13 import note_seq
14 import seqio
---> 15 import t5
16 import t5x
17

4 frames
/usr/local/lib/python3.7/dist-packages/t5/evaluation/metrics.py in ()
35 from t5.evaluation import qa_utils
36
---> 37 from rouge_score import rouge_scorer
38 from rouge_score import scoring
39

ModuleNotFoundError: No module named 'rouge_score'
I pip rouge_score as requested. But it still goes wrong.

[ABC0408]

pip install rouge-score==0.0.4