ModuleNotFoundError: No module named 'tqdm.auto'

ModuleNotFoundError: No module named 'tqdm.auto'のようなエラーが出る

$ python3 learning.py 
Traceback (most recent call last):
  File "learning.py", line 7, in <module>
    import optuna
  File "/home/ubuntu/.local/lib/python3.6/site-packages/optuna/__init__.py", line 8, in <module>
    from optuna import importance
  File "/home/ubuntu/.local/lib/python3.6/site-packages/optuna/importance/__init__.py", line 6, in <module>
    from optuna.importance._base import BaseImportanceEvaluator
  File "/home/ubuntu/.local/lib/python3.6/site-packages/optuna/importance/_base.py", line 9, in <module>
    from optuna.samplers import intersection_search_space
  File "/home/ubuntu/.local/lib/python3.6/site-packages/optuna/samplers/__init__.py", line 1, in <module>
    from optuna.samplers._base import BaseSampler
  File "/home/ubuntu/.local/lib/python3.6/site-packages/optuna/samplers/_base.py", line 8, in <module>
    from optuna.study import Study
  File "/home/ubuntu/.local/lib/python3.6/site-packages/optuna/study/__init__.py", line 4, in <module>
    from optuna.study.study import BaseStudy
  File "/home/ubuntu/.local/lib/python3.6/site-packages/optuna/study/study.py", line 27, in <module>
    from optuna.study._optimize import _check_and_convert_to_values
  File "/home/ubuntu/.local/lib/python3.6/site-packages/optuna/study/_optimize.py", line 29, in <module>
    from optuna import progress_bar as pbar_module
  File "/home/ubuntu/.local/lib/python3.6/site-packages/optuna/progress_bar.py", line 5, in <module>
    from tqdm.auto import tqdm
ModuleNotFoundError: No module named 'tqdm.auto'

以下で解決

$ pip3 install -U tqdm
Defaulting to user installation because normal site-packages is not writeable
Collecting tqdm
  Downloading tqdm-4.62.3-py2.py3-none-any.whl (76 kB)
     |████████████████████████████████| 76 kB 11.1 MB/s 
Installing collected packages: tqdm
  Attempting uninstall: tqdm
    Found existing installation: tqdm 4.19.9
    Uninstalling tqdm-4.19.9:
      Successfully uninstalled tqdm-4.19.9

参考

https://github.com/nteract/papermill/issues/287