gym==0.21 error

[Vir-Limerence]

🐛 Bug

When I want to install the baseline using pip, it gives me an error

To Reproduce

pip install stable_baselines3

Relevant log output / Error message

Best match: gym 0.21.0
Processing gym-0.21.0.tar.gz
Writing /tmp/easy_install-jwksakfi/gym-0.21.0/setup.cfg
Running gym-0.21.0/setup.py -q bdist_egg --dist-dir /tmp/easy_install-jwksakfi/gym-0.21.0/egg-dist-tmp-86d8m70b
error: Setup script exited with error in gym setup command: 'extras_require' must be a dictionary whose values are strings or lists of strings containing valid project/version requirement specifiers.

System Info

No response

Checklist

• I have checked that there is no similar issue in the repo
• I have read the documentation
• I have provided a minimal working example to reproduce the bug
• I've used the markdown code blocks for both code and stack traces.

[araffin]

have checked that there is no similar issue in the repo

are you sure?

Duplicate of #1406 and openai/gym#3176 (comment) and #1324

[Vir-Limerence]

Thank you for your reply