问题1-Ryu:
There was a problem confirming the ssl certificate: HTTPSConnectionPool(host=‘pypi.org’, port=443):
解决:
pip install XXX -i http://pypi.douban.com/simple --trusted-host pypi.douban.com
或
pip install XXX -i http://mirrors.aliyun.com/pypi/simple --trusted-host mirrors.aliyun.com
或
pip install XXX -i https://pypi.tuna.tsinghua.edu.cn/simple --trusted-host pypi.tuna.tsinghua.edu.cn
问题2-Ryu:
Cannot