Pypi Source Manager: fast switch between different Pypi Source: pypi, double, aliyun, qinghua.
This package is inspired by Pana/nrm.
pip install psm
psm ls
psm use douban
or 'aliyun' and 'qinghua'
psm show
python -m psm ls
python -m psm use douban
python -m psm show