pip install -i https://pypi.tuna.tsinghua.edu.cn/simple --trusted-host pypi.tuna.tsinghua.edu.cn 模块名
如 pip install -i https://pypi.tuna.tsinghua.edu.cn/simple --trusted-host pypi.tuna.tsinghua.edu.cn tensorflow == 1.13.1
pip install -i http://pypi.douban.com/simple --trusted-host pypi.douban.com hanlp